Solgar 5-HTP, 90 Vegetable Capsules supplement bottle
Solgar

5-HTP, 90 Vegetable Capsules

What We Researched
4 active ingredients analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · 4 retailers compared · Last updated: Mar 2026
78
Product Score Fair
66
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Vitamin B6 (as pyridoxine hydrochloride and pyridoxal 5' phosphate) 10 mg 588%
Magnesium (as magnesium oxide and magnesium glycinate) 50 mg 12%
5-HTP (L-5-Hydroxytryptophan from Standardized Griffonia simplicifolia Seed Extract) 100 mg **
Valerian Extract (4:1) (Valeriana officinalis) (root) 100 mg **
Bioavailability Very Good

Absorption Rating

  • Vitamin B6 (as pyridoxine hydrochloride and pyridoxal 5' phosphate) Fair
  • Magnesium (as magnesium oxide and magnesium glycinate) Good
  • 5-HTP (L-5-Hydroxytryptophan from Standardized Griffonia simplicifolia Seed Extract) Good
  • Valerian Extract (4:1) (Valeriana officinalis) (root) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetable Cellulose
  • Microcrystalline Cellulose
  • Vegetable Magnesium Stearate
Efficacy Poor

Dosage Analysis

  • Vitamin B6 (as pyridoxine hydrochloride and pyridoxal 5' phosphate) 10 mg Effective
  • Magnesium (as magnesium oxide and magnesium glycinate) 50 mg Under-dosed
  • 5-HTP (L-5-Hydroxytryptophan from Standardized Griffonia simplicifolia Seed Extract) 100 mg Under-dosed
  • Valerian Extract (4:1) (Valeriana officinalis) (root) 100 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Vitamin B6 (as pyridoxine hydrochloride and pyridoxal 5' phosphate) 10 mg 588%
Magnesium (as magnesium oxide and magnesium glycinate) 50 mg 12%
5-HTP (L-5-Hydroxytryptophan from Standardized Griffonia simplicifolia Seed Extract) 100 mg **
Valerian Extract (4:1) (Valeriana officinalis) (root) 100 mg **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$27$26$24$23$21 Mar 12 $25.49$23.49
iHerb
Vitacost

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Solgar

Founded 1947 · Leonia, New Jersey, United States · 295 products · solgar.com

Certifications

2 certifications
Halal Certified Verified Source
Kosher Certified Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed
In House Testing — Verified Source
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Frequently Asked Questions
Is Solgar 5-HTP, 90 Vegetable Capsules a good supplement?

Solgar 5-HTP, 90 Vegetable Capsules received a product quality score of 78/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 4 active ingredients All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Solgar, holds a brand trust score of 66/100 with 2 verified certifications including Halal Certified, Kosher Certified.

What are the ingredients in Solgar 5-HTP, 90 Vegetable Capsules?

Solgar 5-HTP, 90 Vegetable Capsules contains 4 active ingredients: Vitamin B6 (as pyridoxine hydrochloride and pyridoxal 5' phosphate) (10 mg), Magnesium (as magnesium oxide and magnesium glycinate) (50 mg), 5-HTP (L-5-Hydroxytryptophan from Standardized Griffonia simplicifolia Seed Extract) (100 mg), Valerian Extract (4:1) (Valeriana officinalis) (root) (100 mg). Notable high-dose ingredients include Vitamin B6 at 588% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Solgar 5-HTP, 90 Vegetable Capsules safe to take?

Solgar 5-HTP, 90 Vegetable Capsules has been analyzed for ingredient safety across all its components. All 3 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Solgar a trustworthy supplement brand?

Solgar receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1947 and headquartered in Leonia, New Jersey, United States, the company offers 295 products in their lineup. They hold 2 verified certifications including Halal Certified, Kosher Certified. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.