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5-HTP 5-Hydroxytryptophan 100 mg

Natural Factors Stress-Relax
4.7
★ ★ ★ ★ ★
(944 ratings)
5-HTP 100 mg
Product Image
Score94

A high-value 120-count 100 mg 5-HTP tablet for consistent daily relaxation and mood support.

How scoring works
Quantity:120 Tablet(s) • (120 servings)
Goals:
Stress Relief
Sleep Support
Mood Support
Weight Loss

Score 94

A high-value 120-count 100 mg 5-HTP tablet for consistent daily relaxation and mood support.

How scoring works

Also available as

2 options
50 mg • 60 Tablet(s) servings 5-HTP 50 mg • 60 Tablet(s) • 60 servings $13.97 ($0.23 per serving) 60 servings 5-HTP 100 mg • 60 Tablet(s) • 60 servings $19.29 ($0.32 per serving)
$32.19($0.26 per serving)
Amazon
$ 34.97
Vitacost
$ 34.97
iHerb
$ 34.97
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Analysis

For someone who uses 100 mg of 5-HTP daily, this larger bottle provides a four-month supply at a great price per serving. The addition of calcium provides a small amount of extra mineral support while ensuring the tablet's integrity.

It is a solid, no-nonsense supplement that focuses on supporting your natural serotonin levels. It's especially useful for maintaining emotional stability and healthy sleep patterns throughout the year.

Pros

  • Excellent 4-month supply value
  • Clinical standard 100 mg dose
  • Reputable relaxation brand
  • Standardized natural source

Cons

  • Tablets contain more binders than capsules
  • Lacks Vitamin B6 cofactors

Warnings

  • Take with a full glass of water
  • Consistency is important for mood stability

Nutrient quality

92 Highest impact

Standardized botanical extracts provide the necessary amino acid precursor in a highly bioavailable and reliable form. A robust 100 mg concentration is meaningfully dosed for achieving standard therapeutic effects on mood and rest.

Ingredient transparency

98 Highest impact

Labeling clearly identifies all active components and their respective dosages without the use of hidden mixtures. AccurateNaming and clear intake instructions facilitate safe and effective incorporation into a wellness routine.

Customer satisfaction

93 Highest impact

Very strong ratings and high review counts suggest widespread success with the 100 mg formulation. Feedback consistently validates that the product effectively addresses mood stability and rest goals.

Value for money

92 Highest impact

Excellent price per serving for a standard 100 mg dose in a bulk count bottle represents an outstanding value choice. It offers high-quality botanical support at a price point that is highly accessible for long-term use.

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Goals

Stress Relief
Impact
Highest effect
A- Goal FitA Strength of SupportB- CoverageA+ Formula Quality

Features 100 mg of 5-HTP from natural Griffonia simplicifolia to assist in serotonin production. This neurotransmitter is foundational for maintaining a calm mood and emotional stability during periods of stress.

This 100 mg dose is well-aligned with clinical standards for efficacy. The formula is clean and provides a reliable tool for targeted mood and stress management through a single focused pathway.

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Sleep Support
Impact
Highest effect
A- Goal FitA- Strength of SupportB- CoverageA+ Formula Quality

5-HTP is provided in 100mg doses as the primary active ingredient for evening support.

Providing a natural precursor to melatonin appears well aligned with helping the body transition into a restful sleep-wake cycle.

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Mood Support
Impact
Highest effect
A Goal FitA- Strength of SupportC CoverageA+ Formula Quality

5-HTP (100mg) derived from Griffonia simplicifolia.

Providing a reliable dose of this serotonin precursor supports emotional stability and may assist with managing occasional stress.

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Weight Loss
Impact
Highest effect
B+ Goal FitA- Strength of SupportC CoverageA Formula Quality

Serotonin-mediated satiety is supported by a standardized 100mg dose of 5-HTP derived from Griffonia simplicifolia. This mechanism assists in appetite management and the reduction of cravings, which can improve caloric deficit adherence.

5-Hydroxytryptophan and calcium are the primary active components. These ingredients appear well-aligned for individuals focusing on hunger control during weight loss.

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Ingredients

IngredientAmount per serving
Calcium (Dicalcium Phosphate)
 70 mg
5-HTP (Griffonia simplicifolia)
 100 mg
Gluten Free Adults 18–50 Vegan Dairy Free Sugar Free Vegetarian
Report overview
5-HTP (Griffonia simplicifolia) · 100 mg OverallScore83
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA- Value
This tablet-based 5-HTP supplement provides a standard dose with the added benefit of calcium for stability. It is a solid, reliable choice from a well-known stress-management product line.
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California Gold Nutrition
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(3675 ratings)
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5-HTP Plus+ 200 mg

NatureWise
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(5703 ratings)
Including active Vitamin B6 as P-5-P optimizes the conversion of 5-HTP into serotonin within the brain. The higher 200 mg dose offers more potent support for individuals seeking robust psychological assistance.
Other sellers (4)
96 Performance

5-HTP Enhanced with Vitamins B6 and C

Doctor's Best
4.8
★★★★★
(5550 ratings)
Adding critical cofactors like Vitamin B6 and C facilitates the natural synthesis of neurotransmitters much better than a mineral blend alone. This ensures better metabolic utilization of the amino acid precursors.
Other sellers (3)
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4.6
★★★★★
(8263 ratings)
Utilizing time-release delivery ensures a more consistent level of 5-HTP in the system throughout the day or night. This sustained supply maintains a more even emotional equilibrium and sleep support.
Other sellers (2)
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