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Source Naturals Myricetin 100 mg supplement bottle
Source Naturals

Myricetin 100 mg Review

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 2 brand certifications checked · Page generated: Sep 2026
62
Product Score Fair
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
Calcium 98 mg 10%
Myricetin 100 mg †
Bioavailability Fair

Absorption Rating

  • Calcium Good
  • Myricetin Poor
Other Ingredients Excellent

Fillers & Additives

  • Dibasic Calcium Phosphate
  • Microcrystalline Cellulose
  • Stearic Acid
  • Silicon Dioxide
  • Colloidal
Efficacy Very Poor

Dosage Analysis

  • Calcium 98 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calcium 98 mg 10%
Myricetin 100 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dibasic Calcium Phosphate Generally_safe

It is used as a filler and to improve tablet hardness.

Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Colloidal Unknown
Brand Trust Report
Source Naturals

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

Certifications

2 certifications
Fda Gmp Inspections Source available Primary evidence
Non-GMO Project Verified Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Contains Proprietary Blend — True Brand claim; evidence unavailable
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Frequently Asked Questions
Is Source Naturals Myricetin 100 mg a good supplement?

Source Naturals Myricetin 100 mg received a product quality score of 62/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 2 active ingredients with 30 servings per container. Of the 5 inactive ingredients, 4 are rated safe and 0 ingredients are flagged for review. The manufacturer, Source Naturals, holds a brand trust score of 75/100.

What are the ingredients in Source Naturals Myricetin 100 mg?

Source Naturals Myricetin 100 mg contains 2 active ingredients: Calcium (98 mg), Myricetin (100 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Source Naturals Myricetin 100 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Source Naturals Myricetin 100 mg. 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 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.

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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.