Page 1 - Reviews - Natrol, 5-HTP, Time Release, 45 Tablets - iHerb
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Customer Ratings & Reviews

100% authenticOur products are sourced directly from brands or authorized distributors.Show more
4.6
Based on 2,307 ratings
1,765
306
155
50
31
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What customers say
Customers generally report positive experiences with Natrol's 5-HTP Time Release, Extra Strength, 100 mg. Many users find it effective for improving sleep quality and reducing insomnia when taken before bedtime. The product is praised for its ease of incorporation into daily routines, small and easy-to-swallow pills, and convenient dosage. Several customers noted improvements in mood, reduced anxiety, and better emotional balance. Some also experienced a reduction in food cravings and appetite control. Quick delivery and reasonable pricing were additional positives mentioned. However, a few users did not notice significant changes or experienced adverse effects like heart palpitations and increased anxiety. Overall, the time-release formulation is highlighted as a beneficial feature by many long-term users.
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English
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AgathaDoux
Gold
Posted on Nov 7, 2025
Israel
394
0
0
44
Verified purchase
quality, ingredients, taste, size, package, composition, everything is great. recommend
iHerb customer
Posted on Jul 21, 2025
Thailand
96
88
0
31
help in combination with other products
Verified purchase
benefit: Mood & Stress Helps Support A Balanced Mood Promotes Production Of Serotonin Throughout The Day 100% Drug-Free Natrol® 5-HTP 100 mg Time Release: Controlled release tablet releases 5-HTP slowly to help support a balanced mood and promote production of serotonin throughout the day. to help sleep , it needs to combine with melatonin, vit b6, l theanine, gaba for example. however, for serious stress or anxiety , it might not help.
3e7cf6f1-29ef-43c2-b102-253f15ebf600
iHerb customer
Silver
Posted on Oct 16, 2025
Israel
179
0
1
7
GOOD
Verified purchase
I’ve been using Natrol’s 5-HTP Time Release for a few weeks now, and I’m honestly impressed with the results. For context, I’ve been dealing with some occasional mood fluctuations and mild anxiety, and after doing some research, I decided to give 5-HTP a try. Here's my breakdown of the product:
iHerbCustomer
Silver
Posted on Aug 26, 2025
Thailand
162
1
0
12
5-htp
Verified purchase
The quality was so incredible. I had been waiting for a week to get my goods. The ingredient was inscribed on the label clearly. I like the package so much. It has no taste at all, and it is easy to swallow. Also, the benefit is so impressive with my age.
Sofia
Posted on Jul 18, 2025
Canada
9
0
1
1
Great for daily use
Verified purchase
I've been using this product everyday for the past couple years now. I think it's really helped with my mood and stress levels. However, I will caution that if you're taking any other supplements or medications that affect serotonin levels, you should definitely check with your doctor before taking any 5-htp supplements in order to avoid serotonin syndrome.
hwilliams
Posted on Mar 5, 2012
40
0
2
113
GREAT product- a LIFESAVER!
Verified purchase
This product has been the number one best thing I've done to fight my depression. It's amazing and really does work ALL DAY. one pill every morning with my breakfast, and I'm telling you...i've suffered for almost fifteen years with depression. This is such an affordable product with REAL results. GREAT!!!! THANK YOU iHERB!!
iHerb customer
Gold
Posted on Mar 16, 2026
Philippines
2,171
0
0
44
Verified purchase
I’m very pleased with my experience using this product. The quality is excellent and I felt noticeable improvements after taking it consistently. It has helped me feel more balanced and comfortable overall, especially during busy and stressful days. The capsules are easy to take and gentle on the stomach, which I really appreciate. I also like that it’s well-packaged and arrived in perfect condition. The size is practical and offers great value for the price. I’ve tried many different wellness products before and this one truly stands out in terms of effectiveness and consistency. I will definitely continue using this in my daily routine, and I highly recommend giving it a try if you’re looking for something reliable and beneficial for overall wellness.
iHerb customer
Posted on Feb 5, 2026
Saudi Arabia
11
0
0
0
Excellent !
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
SergioDib
Posted on Apr 19, 2025
Oman
25
0
0
1
Verified purchase
Very Good quality, and size is good, and the delivery was great especially with packaging the items
AussieDee
Silver
Posted on Mar 19, 2025
Australia
164
3
1
152
Helps me sleep
Verified purchase
Calms the mind, helps my nervous system relax at the end of the day.