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Pure Encapsulations Alpha-GPC supplement bottle
Pure Encapsulations

Alpha-GPC Review

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 4 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
81
Brand Score Good

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Alpha-GPC 400 mg †
Bioavailability Excellent

Absorption Rating

  • Alpha-GPC Good
Other Ingredients Excellent

Fillers & Additives

  • Glycerin
  • Vegetarian Caplique (symbols) Capsule
  • Water
Efficacy Excellent

Dosage Analysis

  • Alpha-GPC 400 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Alpha-GPC 400 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Glycerin Safe

Retains moisture and helps dissolve ingredients in softgels and liquids.

Vegetarian Caplique (symbols) Capsule Unknown
Water Safe

Dissolves and carries water-soluble ingredients.

Brand Trust Report
Pure Encapsulations

Founded 1991 · Sudbury, Massachusetts, United States · 228 products · pureencapsulations.com

Certifications

4 certifications
Fda Gmp Inspections Source available Primary evidence
Nsf Gmp Source available Primary evidence
NSF Certified Supporting evidence unavailable
Gluten-Free Certified Supporting evidence unavailable

Transparency

4 claims
Third Party Testing Claim — Verified Evidence available Evidence
Testing Lab Disclosure — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable
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Frequently Asked Questions
Is Pure Encapsulations Alpha-GPC a good supplement?

Pure Encapsulations Alpha-GPC 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 ingredients are flagged for review. The manufacturer, Pure Encapsulations, holds a brand trust score of 81/100.

What are the ingredients in Pure Encapsulations Alpha-GPC?

Pure Encapsulations Alpha-GPC contains 1 active ingredients: Alpha-GPC (400 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Pure Encapsulations Alpha-GPC safe to take?

GoodSupp reviewed the inactive-ingredient data available for Pure Encapsulations Alpha-GPC. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Pure Encapsulations a trustworthy supplement brand?

Pure Encapsulations receives a brand trust score of 81/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1991 and headquartered in Sudbury, Massachusetts, United States, the company offers 228 products in their lineup.

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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 — read our methodology. 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.