Serene Science™ L-Tryptophan, 500 mg, 120 Capsules
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Iron (naturally occurring) | 575 mcg | 3% |
| L-Tryptophan | 1.5 g | * |
Bioavailability Very Good
Absorption Rating
- Iron (naturally occurring) Fair
- L-Tryptophan Good
Other Ingredients Excellent
Fillers & Additives
- Gelatin (Capsule)
- Dibasic Calcium Phosphate
- Microcrystalline Cellulose
- Silica and Magnesium Stearate
Efficacy Fair
Dosage Analysis
- Iron (naturally occurring) 575 mcg Under-dosed
- L-Tryptophan 1.5 g Effective
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Iron (naturally occurring) | 575 mcg | 3% |
| L-Tryptophan | 1.5 g | * |
Other Ingredients
Gelatin (Capsule) Safe
Dibasic Calcium Phosphate Generally_safe
Silica and Magnesium Stearate Generally_safe
Price Comparison
Price History
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Is Source Naturals Serene Science™ L-Tryptophan, 500 mg a good supplement?
Source Naturals Serene Science™ L-Tryptophan, 500 mg, 120 Capsules received a product quality score of 81/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 2 active ingredients with 40 servings per container. Of the 4 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Source Naturals, holds a brand trust score of 66/100 with 1 verified certifications including Fda Gmp Inspections.
What are the ingredients in Source Naturals Serene Science™ L-Tryptophan, 500 mg?
Source Naturals Serene Science™ L-Tryptophan, 500 mg contains 2 active ingredients: Iron (naturally occurring) (575 mcg), L-Tryptophan (1.5 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is Source Naturals Serene Science™ L-Tryptophan, 500 mg safe to take?
Source Naturals Serene Science™ 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 Source Naturals a trustworthy supplement brand?
Source Naturals receives a brand trust score of 66/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1982 and headquartered in Scotts Valley, CA, USA, the company offers 837 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. 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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