L-Tryptophan, 500 mg, 120 Capsules
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| L-Tryptophan | 500 mg | * |
| BioPerine® Black Pepper Extract(Piper nigrum) (fruit)(minimum 95% piperine) | 5 mg | * |
Bioavailability Excellent
Absorption Rating
- L-Tryptophan Good
- BioPerine® Black Pepper Extract(Piper nigrum) (fruit)(minimum 95% piperine) Good
Other Ingredients Excellent
Fillers & Additives
- Rice Flour
- Gelatin Capsule
- Silica
- Magnesium Stearate (Vegetable Source)
Efficacy Fair
Dosage Analysis
- L-Tryptophan 500 mg Under-dosed
- BioPerine® Black Pepper Extract(Piper nigrum) (fruit)(minimum 95% piperine) 5 mg Effective
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| L-Tryptophan | 500 mg | * |
| BioPerine® Black Pepper Extract(Piper nigrum) (fruit)(minimum 95% piperine) | 5 mg | * |
Other Ingredients
Rice Flour Safe
Gelatin Capsule Safe
Silica Safe
Magnesium Stearate (Vegetable Source) Generally_safe
Price Comparison
Price History
Tracked across major retailers. Updated periodically.
Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.
Certifications
5 certifications
Violation History
4 incidents
Is Nutricost L-Tryptophan, 500 mg a good supplement?
Nutricost L-Tryptophan, 500 mg, 120 Capsules received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 120 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review. The manufacturer, Nutricost, holds a brand trust score of 81/100 with 5 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic.
What are the ingredients in Nutricost L-Tryptophan, 500 mg?
Nutricost L-Tryptophan, 500 mg contains 2 active ingredients: L-Tryptophan (500 mg), BioPerine® Black Pepper Extract(Piper nigrum) (fruit)(minimum 95% piperine) (5 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Nutricost L-Tryptophan, 500 mg safe to take?
Nutricost L-Tryptophan, 500 mg, 120 Capsules has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.
Is Nutricost a trustworthy supplement brand?
Nutricost receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2012 and headquartered in Vineyard, Utah, USA, the company offers 897 products in their lineup. They hold 5 verified certifications including Consumerlab, Labdoor, Nsf Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nutricost has 4 historical regulatory incidents on record, which are factored into the trust score.
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