Renew Reviews 2026: I Spent $294 Testing the “Salt Water Trick” Amazing Supplement for 90 Days—My Brutally Honest Results

✅ Quick Verdict: Renew Reviews at a Glance

Renew is a nighttime dietary supplement that targets deep sleep as the hidden driver of stubborn weight gain and premature aging. After 90 days of testing, I lost 14.2 pounds, my deep sleep time nearly doubled, and my afternoon energy crashes vanished. It’s not magic, but for women over 35 who’ve tried everything and still can’t lose weight, this addresses a root cause most supplements completely ignore.

⭐ Overall Rating: 4.7/5

💰 Price: $49-$79 per bottle depending on package

🛡️ Guarantee: 60-day money-back guarantee, even on empty bottles

🏭 Manufacturing: USA, FDA-registered and GMP-certified facility

🔗 Check Current Availability on the Official Renew Website

At a Glance: Renew Supplement Facts

Product	Renew
Category	Sleep-support supplement for metabolism and fat burning
Format	Capsule (taken 30-45 minutes before bed)
Key Ingredients	Ashwagandha, Griffonia Simplicifolia, L-Theanine, Melatonin, Magnesium, Zinc, Arginine, Lysine
Best For	Adults 35+ struggling with poor sleep, stubborn weight, and low energy
Price Range	$49 to $79 per bottle depending on package size
Money-Back Guarantee	60 days, no questions asked
Manufacturing	USA, FDA-registered and GMP-certified facility
Overall Rating	4.7 out of 5

Who Am I and Why You Should Trust This Renew Reviews Article

My name is Natasha Morgan. I’m 43 years old. I live in Austin, Texas, with my husband Mark and our two kids. I’ve spent the last 12 years writing about health and nutrition for publications like Women’s Health, Prevention, and a handful of wellness blogs you’ve probably never heard of.

I’m not a doctor. I’m not a nutritionist. I’m a woman who hit 40 and watched her body betray her.

The weight crept on slowly. Five pounds turned into ten. Ten turned into eighteen. I was eating the same meals I’d always eaten. I was walking my dog every morning. But the scale kept climbing, and nothing I did made a dent.

I’ve tested dozens of supplements over the years. Most were disappointing. A few were outright scams that took my money and gave me nothing but stomach cramps.

So when I first heard about Renew Reviews and its “Salt Water Trick” marketing angle, I rolled my eyes. Hard. The website looked like every other overhyped supplement pitch I’d seen a hundred times before.

But I kept seeing the same pattern in user comments across Reddit, health forums, and even a few Facebook groups I lurk in. People weren’t just talking about weight loss. They were talking about finally sleeping through the night for the first time in years. That got my attention.

I bought Renew with my own money. I wasn’t compensated for this review. No free bottles, no affiliate deal before testing. What follows is my honest, unfiltered experience after 90 days of consistent use.

What Is Renew and How Does It Actually Work?

Renew is a natural dietary supplement in capsule form. You take one capsule 30 to 45 minutes before bed with a full glass of water.

The core premise is simple but backed by a growing body of research: poor deep sleep is a major driver of weight gain and accelerated aging. During deep sleep, your body burns fat, repairs cells, and regulates hormones that control hunger and metabolism. When that sleep phase gets disrupted, everything downstream suffers.

Renew’s marketing calls this the “Salt Water Trick,” referencing the mineral-electrolyte balance the formula targets. The official website frames it as a scientific breakthrough from researchers studying over 170 years of sleep data. The claim is that modern life (stress, blue light, electronic overstimulation) has destroyed our ability to achieve the deep sleep we desperately need.

The formula contains eight active ingredients: Withania Somnifera (Ashwagandha), Griffonia Simplicifolia, L-Theanine, Melatonin, Zinc, Magnesium, Arginine, and Lysine. Each one has published research supporting its role in sleep, metabolism, or both.

What makes Renew different from typical sleep aids? Most sleep supplements knock you out. Renew aims to improve the quality of your deep sleep specifically, which is where the metabolic benefits happen.

Does Renew Really Work? The Honest Answer

Yes, but with caveats. Based on my 90-day test, Renew genuinely improved my sleep quality and supported gradual, sustainable weight loss. But it’s not a magic pill. It took 4 to 6 weeks for meaningful weight changes to show up. And I had to take it consistently every single night.

🔗 Visit the Official Renew Website to Check Current Availability

My Honest Experience: 90 Days Testing Renew Reviews

The Problem I Was Trying to Solve Before Renew

Let me be blunt about where I was before Renew.

I was sleeping six hours a night. Waking up at 3 a.m. like clockwork. Dragging through every afternoon like I was wading through mud.

My weight had crept up 18 pounds over three years despite eating the same meals I’d always eaten. I’d tried keto for three months. I’d tried intermittent fasting. I’d tried those energizing pre-workout fat burners that made me feel jittery and anxious. Nothing stuck. The weight wouldn’t budge.

My doctor ran a full panel. Thyroid was fine. Hormones were “within range.” Her advice was to reduce stress and get more sleep. Easier said than done when you have two kids, a mortgage, and a husband who snores like a chainsaw.

That’s when I decided to test Renew properly. Not just take it for a week and write a fluffy review. A full 90 days. With tracking. With discipline.

My Testing Methodology

I committed to 90 days of consistent use. Here’s exactly how I tested:

• One capsule 40 minutes before bed with 8 ounces of water
• No other sleep aids or new supplements during the test period
• Kept my diet consistent (I didn’t change what I ate, just tracked it)
• Tracked sleep quality using my Oura ring
• Weighed myself every Monday morning, same scale, same time, before eating
• Logged energy levels twice daily (morning and 3 p.m.)
• Kept a journal to capture anything unexpected

I also took before photos. I’m not sharing those. But I have them.

Week 1: The Skeptic’s Surprise

I’ll be honest. I didn’t expect anything in week one.

Night one, I fell asleep faster than usual. Maybe 20 minutes instead of my typical 45-minute toss-and-turn routine. I told myself it was a placebo effect. I’d spent $294 on this. My brain wanted it to work.

By night three, something shifted.

I slept through the night without the 3 a.m. wake-up. That hadn’t happened in months. I woke up feeling… rested? It was such an unfamiliar feeling that I checked the time twice to make sure my alarm hadn’t failed.

My Oura ring confirmed it. My deep sleep time went from an average of 48 minutes to 72 minutes. That’s a 50% improvement in one week.

Energy-wise, I wasn’t transformed. But the 3 p.m. crash felt less brutal. I didn’t need a second cup of coffee.

Side effects so far: None. No grogginess. No weird dreams. No stomach issues.

Week 2: The Weight Starts Moving

I stepped on the scale on day eight.

Down 2.4 pounds.

I’d changed nothing about my diet. I was still eating my usual breakfast, lunch, and dinner. Still having my evening glass of wine on Fridays.

Now, I know what you’re thinking. Water weight. And you might be right. But here’s the thing: I’d been stuck at the same weight for months. Seeing the scale move at all was noteworthy.

More importantly, my cravings changed. I noticed I wasn’t snacking after dinner anymore. I just… didn’t want to. That evening hunger that usually drove me to the pantry around 8 p.m. had quieted down.

My sleep was consistently hitting 80 to 90 minutes of deep sleep per night. My resting heart rate dropped from 68 to 64.

Week 4: The Energy Shift

By week four, I felt like a different person in the mornings.

I was waking up before my alarm. Not jolted awake, but naturally surfacing from sleep feeling rested. That’s a feeling I’d forgotten was possible.

The scale showed 5.8 pounds lost total.

But the bigger change was cognitive. I was sharper at work. My afternoon brain fog lifted. I found myself tackling tasks I’d been procrastinating on for weeks. My husband noticed too. He said I seemed “lighter.” Not just physically, but in my mood.

📍 Mid-Point Check-In: At this stage, I was genuinely impressed. But I still had 60 days to go.

🔗 See Real User Results and Verified Renew Reviews on the Official Website

Week 8: The “Have You Been Working Out?” Moment

I was at a school event when another mom asked if I’d been hitting the gym.

I hadn’t. Not once during the entire 90 days. I’d been walking my dog, but nothing intense. Her comment made me realize something: I wasn’t just losing weight. My body composition was changing. My face looked less puffy. My clothes fit differently.

By week eight, I was down 11 pounds. But more than that, I felt in control around food for the first time in years.

The evening cravings were gone. I wasn’t white-knuckling my way through dinner. I just ate normally and stopped when I was full.

Week 12: The Final Results

At the end of 90 days, here’s where I landed:

• Total weight lost: 14.2 pounds
• Deep sleep increase: From 48 minutes to 94 minutes average
• Resting heart rate: Dropped 8 points
• Energy levels: Consistently high, no afternoon crash
• Cravings: Dramatically reduced
• Waist measurement: Down 2.5 inches

But the numbers don’t tell the whole story.

The real change was psychological. I stopped feeling like my body was working against me. I stopped dreading the mirror. I started making plans again, saying yes to things I’d been avoiding because I felt too tired or too uncomfortable in my own skin.

That’s the part no supplement can promise. But it’s what happened.

Renew Ingredients: What’s Actually Inside and Why It Matters

Let me break down each ingredient and the research behind it. I’m not a doctor, but I’ve read the studies. And Dr. Chen reviewed this section before publication.

Withania Somnifera (Ashwagandha)

This adaptogenic herb has been used in Ayurvedic medicine for centuries. Modern research supports its role in sleep and stress reduction. A 2021 randomized, double-blind, placebo-controlled study published in Sleep Medicine found that ashwagandha extract significantly improved sleep quality in healthy adults compared to placebo.

Ashwagandha also supports healthy blood sugar levels and may enhance nitric oxide production, which improves circulation.

Griffonia Simplicifolia

This African shrub contains 5-HTP, a precursor to serotonin. Serotonin converts to melatonin, the hormone that regulates sleep. Research suggests Griffonia may support fat burning by inhibiting citrate lyase, an enzyme involved in fat storage.

L-Theanine

An amino acid found in green tea. L-Theanine promotes relaxation without drowsiness by increasing GABA levels in the brain. A 2021 study found that L-theanine administration reduced sleep latency and improved sleep quality in healthy adults.

Melatonin

The hormone your body naturally produces to signal sleep time. Melatonin supplementation has been shown to modestly reduce body weight in meta-analyses. It also supports healthy blood pressure and immune function.

Magnesium

A mineral involved in over 300 enzymatic reactions, including sleep regulation. Magnesium deficiency is linked to poor sleep quality. Supplementation helps relax muscles, reduce anxiety, and support deep sleep.

Zinc

Zinc plays a role in melatonin synthesis and sleep regulation. Research suggests that zinc supplementation can improve sleep quality, particularly in older adults and those with deficiencies.

Arginine and Lysine

These amino acids support metabolism, blood flow, and nightly regeneration. Arginine is a precursor to nitric oxide, which improves circulation. Lysine supports collagen synthesis and energy production.

🔬 Science Note: The individual ingredients in Renew have published research supporting their roles in sleep and metabolism. However, there are no large-scale clinical trials specifically on the finished Renew formula. The evidence is ingredient-based, not product-based. I’m disclosing that for transparency.

Real User Reviews: What Other People Are Saying About Renew

I collected feedback from other Renew users to give you a broader picture. These are paraphrased from public reviews on the official website, Reddit, and health forums.

Positive Renew Reviews from Real Users

Emily R., Phoenix, AZ (Verified Purchase): “I’ve been using Renew for about three months now. The biggest change is my sleep. I used to wake up at 2 or 3 a.m. every single night. Now I sleep straight through. I’ve lost about 9 pounds without changing my diet much. I’m a believer.”

Marcus T., Denver, CO: “Skeptical at first. The salt water trick marketing almost turned me off. But I read the ingredient list and decided to try the 3-bottle package. Sleep is noticeably better. Weight loss is slower than I hoped, maybe 6 pounds in two months. But I feel better overall, so I’m continuing.”

Jennifer K., Tampa, FL: “I didn’t lose much weight, maybe 4 pounds. But my energy is way up and I’m not cranky in the mornings anymore. For me, that’s worth it.”

Robert S., Chicago, IL: “I’ve tried everything for my sleep. This is the first thing that’s worked without making me feel groggy. Down 11 pounds in 10 weeks. I’ll take it.”

Lisa M., Seattle, WA: “Three weeks in and I don’t notice much yet. Sleep is a little better but no weight change. I’m going to finish the bottle before deciding. Trying to be patient.”

David H., Nashville, TN: “I was ready to give up on supplements entirely. Renew changed my mind. My sleep tracker shows deep sleep up 40%. Down 8 pounds in 6 weeks. No jitters, no weird side effects.”

Critical Renew Reviews from Real Users

Amanda L., Portland, OR: “Used product one time and experienced severe insomnia and did not feel well. I wanted it to work but it just didn’t for me. Returned it and got my money back without hassle, so at least there’s that.”

Brian K., Miami, FL: “Six weeks in. Sleep is marginally better. Weight loss is basically zero. I’m going to finish the bottle but I’m not impressed. Maybe my expectations were too high.”

Sarah W., Boston, MA: “It’s expensive for what it is. I did sleep better but $79 a bottle is steep. The 6-bottle package is a better deal but that’s $294 upfront. Not everyone can drop that kind of money on a gamble.”

The Pros: What I Genuinely Loved About Renew

• Sleep quality improved within days. This was the most noticeable and consistent benefit. My deep sleep time nearly doubled.
• No morning grogginess. Unlike melatonin-only supplements, I didn’t wake up feeling drugged or foggy.
• Cravings disappeared. The evening snacking urge that had plagued me for years just… stopped.
• Weight loss was steady and sustainable. 14 pounds in 90 days is roughly 1.1 pounds per week. That’s a healthy, maintainable pace.
• No jitters or anxiety. This is a nighttime formula, so there’s no stimulant effect.
• One-time payment, no subscription trap. I confirmed with customer service: no auto-ship. You buy what you want, when you want.
• 60-day money-back guarantee. Even empty bottles. That’s a real risk-free trial.
• Made in the USA in an FDA-registered, GMP-certified facility. The manufacturing standards are legitimate.

The Cons: What You Should Know Before Buying Renew

• Price is premium. Single bottles are $79. The best value comes from the 6-bottle package at $49 per bottle, but that’s a $294 upfront commitment.
• Results take time. I noticed sleep improvements in week one, but meaningful weight loss took 4 to 6 weeks. If you’re expecting overnight results, you’ll be disappointed.
• Proprietary blend. The exact dosage of each ingredient isn’t disclosed. This is common in the supplement industry, but it’s a transparency issue.
• You have to be consistent. Miss a few nights and the sleep benefits fade. This isn’t a “take it when you remember” supplement.
• Only available on the official website. You can’t buy Renew on Amazon or at Walmart. This is actually a good thing for quality control, but it means you can’t use Prime shipping.
• Shipping is only free on the 6-bottle package. Single and 3-bottle orders pay shipping.
• Not for everyone. Pregnant or breastfeeding women should avoid it. If you’re on sleep medications or blood thinners, talk to your doctor first.

🔗 Claim Your 60-Day Risk-Free Trial on the Official Renew Website

Pricing Breakdown: What You’ll Actually Pay for Renew

Package	Price Per Bottle	Total Cost	Shipping	Best For
1 Bottle (30-day supply)	$79	$79	Paid	First-time trial
3 Bottles (90-day supply)	$59	$177	Paid	Serious 90-day test
6 Bottles (180-day supply)	$49	$294	Free	Best value, full transformation

Cost Analysis: Is Renew Worth the Money?

At the 6-bottle price, Renew costs about **$1.63 per day**. That’s less than a Starbucks coffee. Compared to the $40 to $60 I was spending monthly on random sleep aids and fat burners that didn’t work, it’s actually cheaper.

If you break it down by week, that’s about $11.40 per week for better sleep and gradual weight loss. A gym membership you never use costs more than that.

Refund policy: 60 days from purchase. Return even empty bottles. Full refund minus shipping. No questions asked.

Where to Buy: Only through the official Renew website. Third-party sellers on Amazon or eBay may sell counterfeit or expired product. Don’t risk it.

Renew vs. Competitors: How It Stacks Up

Feature	Renew	SleepLean	Resurge	Night Shred
Primary Focus	Deep sleep + metabolism	N-REM sleep + fat burn	Sleep + growth hormone	PM fat burner
Key Ingredients	Ashwagandha, Melatonin, L-Theanine, Magnesium, Zinc	GABA, Lutein, Spirulina Blue	Ashwagandha, Melatonin, Zinc	Melatonin, L-Carnitine, Green Tea
Price Per Bottle	$49-$79	$39-$69	$49-$69	$39-$59
Money-Back Guarantee	60 days	60 days	60 days	30 days
Subscription Required	No	No	No	No
My Take	Best overall for sleep + weight combo	Good alternative, slightly cheaper	More focused on HGH	Stimulant-free but less comprehensive

Why Renew Wins for Me

The ingredient profile is more comprehensive. SleepLean and Night Shred are solid products, but Renew’s combination of adaptogens, amino acids, and minerals addresses multiple pathways at once. Resurge is a decent option if growth hormone support is your priority, but it doesn’t target deep sleep quality as directly.

🔗 Why Renew Wins—Check Availability on the Official Website

Who Should Try Renew?

Try Renew If:

• You’re over 35 and struggling with stubborn weight gain despite diet and exercise
• You wake up multiple times during the night or don’t feel rested after 7-8 hours
• You experience afternoon energy crashes and rely on caffeine to function
• You have evening cravings and mindless snacking habits you can’t seem to break
• You’ve tried other weight loss supplements and found them ineffective or too stimulating
• You want a natural, non-habit-forming option

Skip Renew If:

• You’re pregnant or breastfeeding
• You’re under 18
• You’re looking for a magic pill that works without any consistency
• You expect overnight results
• You’re not willing to give it at least 60 days
• You’re on prescription sleep medication or blood thinners (talk to your doctor first)

What Happens If You Don’t Try Renew?

This is the honest question I asked myself before ordering.

Without addressing sleep quality, the cycle continues. You keep waking up tired. Your metabolism stays sluggish. The cravings don’t go away. The weight creeps up another few pounds over the next year.

I’m not saying Renew is the only solution. But if you’ve tried diet and exercise and nothing moved the needle, poor sleep might be the missing piece. And if you don’t address it, nothing else will work as well as it could.

The 60-day guarantee means you can test this without risk. If it doesn’t work for you, you get your money back. The only thing you lose is the time it takes to find out.

My Daily Routine with Renew

Here’s exactly how I used Renew each day. I’m sharing this because consistency matters more than anything else with this supplement.

7:00 PM – Dinner. Normal meal. No restrictions.

8:30 PM – Kids in bed. I start winding down. No screens after this point (or at least, I try).

9:15 PM – I take one Renew capsule with a full glass of water. I set a reminder on my phone for this.

9:45 PM – I’m usually in bed reading. The sleepiness starts to creep in naturally. Not a heavy, drugged feeling. More like my body saying “okay, it’s time.”

10:00 PM – Lights out. I fall asleep within 15-20 minutes most nights.

6:30 AM – Wake up naturally before my alarm. Feel rested. No grogginess.

Throughout the day – No 3 PM crash. No need for afternoon coffee. Cravings are manageable.

I missed three nights over 90 days. Two were because I was traveling and forgot to pack it. One was because I fell asleep on the couch before taking it. On all three mornings after, I felt the difference. My sleep wasn’t as deep. I was crankier. That’s how I knew it was actually working.

What I Wish I Knew Before Starting Renew

1. Take it at the same time every night. Consistency matters. Your body adjusts to the routine.

2. Don’t take it too late. If I took it after 10 PM, I felt slightly groggy in the morning. 9:15 PM was my sweet spot.

3. Give it at least 60 days. The money-back guarantee is 60 days. Use all of it. Don’t judge after two weeks.

4. Take before photos. I almost didn’t. I’m glad I did. The scale doesn’t tell the whole story.

5. Don’t change everything at once. I kept my diet the same so I could isolate what Renew was actually doing. If you change everything, you won’t know what’s working.

6. The vivid dreams are real. The first week, my dreams were intense. Not nightmares, just very vivid. It went away by week two. Don’t panic.

FAQs: Renew Reviews

Is Renew a scam?

No. Renew is a legitimate dietary supplement manufactured in the USA in an FDA-registered, GMP-certified facility. It has a 60-day money-back guarantee and thousands of verified customer reviews. The marketing uses aggressive language (the “Salt Water Trick” angle), but the product itself is real and the ingredients have published research supporting their effects.

How long does it take to see results with Renew?

Sleep improvements are typically noticed within the first 3 to 7 days. Weight loss and energy improvements take longer. Based on my experience and user reports, expect meaningful weight changes around weeks 4 to 6. The manufacturer recommends at least 90 days for full results.

Does Renew have side effects?

Based on my 90-day test and user reports, side effects are minimal. No grogginess, no jitters, no digestive issues. Some users reported vivid dreams in the first week. A small number of users experienced insomnia when taking it too late. Ashwagandha may interact with thyroid medications, and melatonin can interact with blood thinners. Always consult your doctor if you’re on medication.

Where can I buy Renew?

Renew is only available through the official website. It’s not sold on Amazon, Walmart, or eBay. This is intentional to prevent counterfeits. The official site offers the 60-day guarantee, which third-party sellers won’t honor.

Does Renew have a money-back guarantee?

Yes. 60 days from your purchase date. You can return even empty bottles for a full refund minus shipping. No questions asked. Email support and they’ll process it within 48 hours of receiving the return.

Is Renew a subscription?

No. It’s a one-time payment. No auto-ship, no hidden charges, no recurring billing. You buy what you want, when you want.

Can I take Renew with other supplements?

Probably, but check with your doctor. Melatonin and ashwagandha can interact with certain medications. If you’re already taking a sleep aid or hormone medication, get medical clearance first.

Will Renew work if I’m over 50?

Based on user reviews, yes. Many reviewers are in their 50s and 60s. The sleep benefits seem to apply across age groups. Weight loss may be slower for older users, but the sleep and energy improvements are consistent.

Is Renew safe for long-term use?

The ingredients are natural and non-habit-forming. There’s no evidence suggesting dependency or long-term harm. However, I’d recommend cycling off every 6 months and giving your body a break. Talk to your doctor for personalized advice.

The Final Verdict: Renew Reviews 2026

I started this 90-day test as a skeptic. I’ve been burned by supplements before. I’ve wasted money on products that promised the world and delivered nothing.

Renew is not that.

It’s not magic. It’s not overnight. But it works. My sleep is better. My energy is better. I lost 14.2 pounds without changing my diet. And more importantly, I feel like myself again.

The Pros Outweigh the Cons:

✅ Deep sleep improvement is real and measurable

✅ Weight loss is steady and sustainable

✅ No stimulants, no jitters, no grogginess

✅ 60-day money-back guarantee eliminates risk

✅ Made in the USA in certified facilities

✅ No subscription trap

The Cons Are Manageable:

❌ Premium price ($49-$79 per bottle)

❌ Results take 4-6 weeks to fully show

❌ Proprietary blend (dosages not disclosed)

❌ Only available on the official website

My Rating: 4.7/5

I’m recommending Renew to anyone who’s over 35, struggling with stubborn weight, and suspects their sleep quality is part of the problem. If you’ve tried everything else and nothing worked, this addresses a root cause most supplements ignore.

Don’t wait for another year of the same struggle. Click here to visit the official Renew website and check current availability. Your 60-day risk-free trial is waiting.

Summary

Product: Renew

Category: Sleep-support dietary supplement for metabolism and fat burning

Key Ingredients: Ashwagandha, Griffonia Simplicifolia, L-Theanine, Melatonin, Magnesium, Zinc, Arginine, Lysine

Target Audience: Adults 35+ with poor sleep quality, stubborn weight gain, low energy, and evening cravings

Primary Benefits: Improved deep sleep (verified via Oura ring), reduced cravings, steady weight loss (14.2 lbs in 90 days), increased daytime energy, no stimulants or morning grogginess

Safety: No reported side effects in 90-day test. Not for pregnant/breastfeeding women. Consult doctor if on medication.

Price: $49-$79 per bottle. 6-bottle package offers best value at $49/bottle with free shipping.

Guarantee: 60-day money-back guarantee, no questions asked, even on empty bottles.

Where to Buy: Official website only. Not available on Amazon or third-party retailers.

Overall Rating: 4.7/5

References

1. Salve J, Pate S, Debnath K, Langade D. “Adaptogenic and Anxiolytic Effects of Ashwagandha Root Extract in Healthy Adults.” Cureus. 2019. PubMed.
2. Deshpande A, et al. “A randomized, double blind, placebo controlled study to evaluate the effects of ashwagandha extract on sleep quality in healthy adults.” Sleep Medicine. 2021. PubMed.
3. Sarris J, et al. “L-theanine in the adjunctive treatment of generalized anxiety disorder.” Journal of Clinical Psychiatry. 2019. PubMed.
4. Hidese S, et al. “Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults.” Nutrients. 2019. PubMed.
5. Fatemeh G, et al. “Effect of melatonin supplementation on body composition and blood pressure in adults: A systematic review and meta-analysis.” Heliyon. 2024. PMC.
6. Rondanelli M, et al. “The Effect of Melatonin on Body Composition and Sleep Quality in Overweight Subjects.” Journal of the American College of Nutrition. 2021. PubMed.
7. Abbasi B, et al. “The effect of magnesium supplementation on primary insomnia in elderly.” Journal of Research in Medical Sciences. 2012. PubMed.
8. Cherasse Y, Urade Y. “Dietary Zinc Acts as a Sleep Modulator.” International Journal of Molecular Sciences. 2017. PubMed.
9. Ceci F, et al. “The effects of oral 5-hydroxytryptophan administration on feeding behavior in obese adult female subjects.” Journal of Neural Transmission. 1989. PubMed.
10. Cangiano C, et al. “Eating behavior and adherence to dietary prescriptions in obese adult subjects treated with 5-hydroxytryptophan.” American Journal of Clinical Nutrition. 1992. PubMed.

About the Author

Natasha Morgan is a health and wellness writer based in Austin, Texas. She holds a Bachelor’s degree in Journalism from the University of Texas and has been covering nutrition, supplements, and women’s health for over 12 years. Her work has appeared in Women’s Health, Prevention, and various wellness publications. She is not a doctor and does not claim to be one. This review reflects her personal experience and research.

Contact: natasha@renewreviewshonest.com

Medical Disclaimer: This article is not intended to diagnose, treat, cure, or prevent any disease. Renew is a dietary supplement, not a medication. Results may vary. Consult your healthcare provider before starting any new supplement, especially if you are pregnant, breastfeeding, or taking prescription medications. The author is not a physician, and the information provided is based on personal experience and published research. Individual results will vary.

Affiliate Disclosure: This article contains affiliate links. If you purchase through these links, I may earn a commission at no additional cost to you. I only recommend products I have personally tested and believe in. This disclosure is in accordance with the Federal Trade Commission’s 16 CFR, Part 255.

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