Page 1 - Reviews - NaturesPlus, Melatonin, 20 mg, 90 Tablets - iHerb
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Customer Ratings & Reviews

100% authenticOur products are sourced directly from brands or authorised distributors.Show more
4.7
Based on 1,242 ratings
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What customers say
Customer reviews (108)
Product reviews solely reflect the views and opinions expressed by the contributors and not those of iHerb. iHerb does not verify or endorse any claims made in these reviews. Statements regarding food supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
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English (UK)
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English (UK)
Translated reviews
iHerbCustomer
Posted on 25/02/2026
Kazakhstan
13
0
0
4
A useful purchase!
Verified Purchase
I've said goodbye to insomnia! At 9 PM, I take a third of a capsule of this Melatonin and by 10 PM, I'm asleep! The quality is beyond reproach! ❤️
Auto-translated from Russian
Nora
Silver
Posted on 6/09/2026
Saudi Arabia
292
1
0
30
Distinguished
Verified Purchase
An appropriate dose for insomnia helps induce sleep and leaves no residue in the morning; an appropriate amount
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Ilana
Silver
Posted on 3/05/2026
Israel
270
0
6
121
OK
Verified Purchase
I sleep much better and more consistently with the melatonin supplement. I recommend it to anyone who needs it.
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iHerb Customer
Posted on 13/04/2026
Saudi Arabia
84
0
0
3
Verified Purchase
🔍 What is this product? Melatonin Supplement (Natural Sleep Hormone) 20 mg Dose → Considered very high. 90 tablets (3-month supply). Helps: Fall asleep faster, improve sleep quality, reduce nighttime awakenings. ⭐ Benefits: Regulates the biological clock (sleep/wake cycle). Useful for: Insomnia, jet lag (time difference). Helps with deeper sleep and better awakenings. ⚠️ Important Point (Very Important) ❗ A 20 mg dose is very high. Most people only need: 0.5-5 mg. Up to 10 mg is considered strong. 👉 This product: is only suitable for severe cases or after trying lower doses. Not suitable for beginners at all. 💊 How to Use: One tablet 30 minutes before bedtime, but it's best to start with half a tablet or less (if you can divide it). ⚠️ Warnings: Causes strong drowsiness. Do not use: for pregnant or breastfeeding women, or those under 18 years of age. Do not use for extended periods without a break. Consult a doctor if you have: high blood pressure, depression, or chronic illnesses. 🧠 My Honest Review ✔️ Very strong and effective for deep sleep ✔️ Suitable for those suffering from severe insomnia ❗ However: The dosage is excessive for most people. May cause: morning drowsiness, dizziness, disturbing dreams 📊 Quick comparison (to help you understand) Dosage Usage 1-3 mg Starter/Mild problems 5 mg Moderate 10 mg Strong 20 mg 🔥 Very strong (special cases) 💡 My advice to you if it's your first time using melatonin → Don't start with this. It's best to start with: 3 mg or 5 mg. Use 20 mg only if: You've tried the lower dose and it didn't work. If you want, I can recommend the best dosage suitable for you based on your exact problem (difficulty falling asleep/sleeping)
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D
Posted on 9/02/2026
Saudi Arabia
8
15
0
2
Thank you.
Verified Purchase
This is an excellent dietary supplement that helps with sleep and regulating the biological clock. I recommend it for those who need it and suffer from insomnia, anxiety, or interrupted sleep, but without overusing it. It should be used only when needed, God willing. From what I've read, it should be taken for three consecutive days only, after which it will help regulate your sleep schedule. Its effectiveness varies from person to person; it may be beneficial for some.
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iHerb Customer
Posted on 2/02/2026
United States
1
0
0
0
Sleep well
Verified Purchase
I had to try a higher dose of 0.90mg, I had to start here, I haven't tried it yet but I'm waiting for tonight, I suffer from insomnia.
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saad
Posted on 6/08/2025
Saudi Arabia
51
0
0
5
Beautiful
Verified Purchase
The package is convenient and small. It is a beautiful company. It helps with deep sleep.
Auto-translated from Arabic
iHerb Customer
Gold
Posted on 29/11/2025
Thailand
420
0
0
6
Прекрасно!
Verified Purchase
Super product, I will definitely order it again, I recommend it to everyone, the packaging is of high quality, and the ingredients are excellent. Fast delivery, everything arrived in good condition and was well packaged !!!
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iHerb Customer
Posted on 28/10/2025
Australia
5
0
0
0
Good product for terrible sleep pattern
Verified Purchase
I wouldn’t recommend for an every night medication because is does make it hard to wake up and get going in the morning however if you’re having constant sleep issues this helps a lot.
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iHerb Customer
Posted on 15/10/2025
United States
6
0
0
0
Verified Purchase
Quality is super! The ingredients are great! Size arranged! What you need! Performance is felt! the product arranged, perfectly packed, the effect is definitely there! I will order more! Just as quickly delivered
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