L-Tryptophan Complex Review
Product Analysis
Transparency Excellent
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Proprietary Tryptophan Complex Blend | 1500 mg | — |
| L-Tryptophan | 1300 mg | — |
| L-Theanine | 200 mg | — |
Bioavailability Very Good
Absorption Rating
- Proprietary Tryptophan Complex Blend Fair
- L-Tryptophan Good
- L-Theanine Good
Other Ingredients Excellent
Fillers & Additives
- Magnesium Stearate
- Gelatin
- Rice Flour
- Silicon Dioxide
Efficacy Excellent
Dosage Analysis
- L-Tryptophan 1300 mg Effective
- L-Theanine 200 mg Effective
Supplement Facts
| Ingredient | Amount | % Daily Value |
|---|---|---|
| Proprietary Tryptophan Complex Blend | 1500 mg | |
| L-Tryptophan | 1300 mg | |
| L-Theanine | 200 mg |
Other Ingredients
Is NatureBell L-Tryptophan Complex a good supplement?
NatureBell L-Tryptophan Complex received a product quality score of 95/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 3 active ingredients with 100 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, NatureBell, holds a brand trust score of 60/100 with 1 verified certifications including USDA Organic.
What are the ingredients in NatureBell L-Tryptophan Complex?
NatureBell L-Tryptophan Complex contains 3 active ingredients: Proprietary Tryptophan Complex Blend (1500 mg), L-Tryptophan (1300 mg), L-Theanine (200 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.
Is NatureBell L-Tryptophan Complex safe to take?
NatureBell L-Tryptophan Complex has been analyzed for ingredient safety across all its components. All 4 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 NatureBell a trustworthy supplement brand?
NatureBell receives a brand trust score of 60/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2017 and headquartered in 4951 Holt Blvd Ste C, Montclair, CA 91763, USA, They hold 1 verified certifications including USDA Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NatureBell has 2 historical regulatory incidents on record, which are factored into the trust score.
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