Source Naturals AHCC Plus 500 mg supplement bottle
Source Naturals

AHCC Plus 500 mg Review

What We Researched
6 active ingredients analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · Last updated: Aug 2026
91
Product Score Excellent
75
Brand Score Fair

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
Vitamin E (as D-Alpha-Tocopherol, D-Alpha-Tocopheryl) 160 IU 530%
Selenium (as L-Selenomethionine) 80 mcg 114%
AHCC Proprietary Blend 1 g
Gamma-Vitamin E Complex 160 mg
Tocotrienol Complex 4 mg
Bioavailability Excellent

Absorption Rating

  • Vitamin E (as D-Alpha-Tocopherol, D-Alpha-Tocopheryl) Good
  • Selenium (as L-Selenomethionine) Good
  • AHCC Proprietary Blend Fair
  • Gamma-Vitamin E Complex Good
  • Tocotrienol Complex Good
Other Ingredients Excellent

Fillers & Additives

  • Gelatin
  • Silica
  • Magnesium Stearate
Efficacy Very Good

Dosage Analysis

  • Vitamin E (as D-Alpha-Tocopherol, D-Alpha-Tocopheryl) 160 IU Effective
  • Selenium (as L-Selenomethionine) 80 mcg Effective
  • Gamma-Vitamin E Complex 160 mg Effective
  • Tocotrienol Complex 4 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 5 kcal
Vitamin E (as D-Alpha-Tocopherol, D-Alpha-Tocopheryl) 160 IU 530%
Selenium (as L-Selenomethionine) 80 mcg 114%
AHCC Proprietary Blend 1 g
Gamma-Vitamin E Complex 160 mg
Tocotrienol Complex 4 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Brand Trust Report
Source Naturals

Founded 1982 · Scotts Valley, CA, USA · 1511 products · sourcenaturals.com/

Certifications

2 certifications
Fda Gmp Inspections Verified Source
Non-GMO Project Verified Verified

Transparency

3 claims
Third Party Testing Claim — Claimed Source
In House Testing — Verified Source
Contains Proprietary Blend — True
Related Supplements
Frequently Asked Questions
Is Source Naturals AHCC Plus 500 mg a good supplement?

Source Naturals AHCC Plus 500 mg received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 6 active ingredients with 15 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Source Naturals, holds a brand trust score of 75/100 with 2 verified certifications including Fda Gmp Inspections, Non-GMO Project Verified.

What are the ingredients in Source Naturals AHCC Plus 500 mg?

Source Naturals AHCC Plus 500 mg contains 6 active ingredients: Calories (5 kcal), Vitamin E (as D-Alpha-Tocopherol, D-Alpha-Tocopheryl) (160 IU), Selenium (as L-Selenomethionine) (80 mcg), AHCC Proprietary Blend (1 g), Gamma-Vitamin E Complex (160 mg), Tocotrienol Complex (4 mg). Notable high-dose ingredients include Vitamin E at 530% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Source Naturals AHCC Plus 500 mg safe to take?

Source Naturals AHCC Plus 500 mg has been analyzed for ingredient safety across all its components. All 3 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 Source Naturals a trustworthy supplement brand?

Source Naturals receives a brand trust score of 75/100 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 1511 products in their lineup. They hold 2 verified certifications including Fda Gmp Inspections, Non-GMO Project Verified. 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 — 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.