Protocol For Life Balance L-Tryptophan, 500 mg, 60 Veg Capsules supplement bottle
Protocol For Life Balance

L-Tryptophan, 500 mg, 60 Veg Capsules

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 1 brand certification checked · 3 retailers compared · Last updated: Mar 2026
100
Product Score Excellent
74
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Tryptophan (Free-Form) (2-amino-3-indolylpropanoic acid) (1,000 mg) 1 g **
Bioavailability Excellent

Absorption Rating

  • L-Tryptophan (Free-Form) (2-amino-3-indolylpropanoic acid) (1,000 mg) Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Cellulose Capsule)
  • Rice Flour
  • Ascorbyl palmitate and stearic acid (vegetable source)
Efficacy Excellent

Dosage Analysis

  • L-Tryptophan (Free-Form) (2-amino-3-indolylpropanoic acid) (1,000 mg) 1 g Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Tryptophan (Free-Form) (2-amino-3-indolylpropanoic acid) (1,000 mg) 1 g **

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Cellulose Capsule) Safe

It is used as a material for making vegetarian capsules.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

Ascorbyl palmitate and stearic acid (vegetable source) Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$25$22$20$18$15 Mar 12 $23.00$17.00
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
Protocol For Life Balance

Founded 2007 · Bloomingdale, IL, United States · 19 products · protocolforlife.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source
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Frequently Asked Questions
Is Protocol For Life Balance L-Tryptophan, 500 mg a good supplement?

Protocol For Life Balance L-Tryptophan, 500 mg, 60 Veg Capsules received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 1 active ingredients with 30 servings per container. Of the 3 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Protocol For Life Balance, holds a brand trust score of 74/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in Protocol For Life Balance L-Tryptophan, 500 mg?

Protocol For Life Balance L-Tryptophan, 500 mg contains 1 active ingredients: L-Tryptophan (Free-Form) (2-amino-3-indolylpropanoic acid) (1,000 mg) (1 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Protocol For Life Balance L-Tryptophan, 500 mg safe to take?

Protocol For Life Balance L-Tryptophan, 500 mg, 60 Veg 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 Protocol For Life Balance a trustworthy supplement brand?

Protocol For Life Balance receives a brand trust score of 74/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2007 and headquartered in Bloomingdale, IL, United States, the company offers 19 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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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.