Mason Natural Oregano Oil 1500 mg supplement bottle
Mason Natural

Oregano Oil 1500 mg Review

What We Researched
1 active ingredient analyzed · 4 inactive ingredients decoded · 2 brand certifications checked · Last updated: Aug 2026
100
Product Score Excellent
71
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
Oregano Oil 150 mg
Bioavailability Excellent

Absorption Rating

  • Oregano Oil Good
Other Ingredients Excellent

Fillers & Additives

  • Olive Oil
  • Gelatin
  • Vegetable Glycerin
  • Purified Water
Efficacy Excellent

Dosage Analysis

  • Oregano Oil 150 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Oregano Oil 150 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Olive Oil Safe

Helps dissolve and absorb fat-soluble vitamins (A, D, E, K).

Gelatin Safe

Forms the capsule shell that holds the supplement contents.

Vegetable Glycerin Safe

Helps form softgel capsule shells and acts as a humectant.

Purified Water Safe

Dissolves and carries water-soluble ingredients.

Brand Trust Report
Mason Natural

Founded 1967 · Miami Lakes, Florida, USA · 255 products · masonvitamins.com

Certifications

2 certifications
Consumerlab Verified Source
Fda Gmp Inspections Verified Source

Transparency

2 claims
Third Party Testing Claim — Claimed Source

Violation History

4 incidents
Recall Herbal Colon Cleanser Capsules2025-09-02Source
Recall Healthy Sense Daily Multiple with Iron and People's Choice Women's Daily Vitamins with Iron2022-11-17Source
Prop 65 Lead2017-03-10Source
Prop 65 Lead2016-03-28Source
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Frequently Asked Questions
Is Mason Natural Oregano Oil 1500 mg a good supplement?

Mason Natural Oregano Oil 1500 mg 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 90 servings per container. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Mason Natural, holds a brand trust score of 71/100 with 2 verified certifications including Consumerlab, Fda Gmp Inspections.

What are the ingredients in Mason Natural Oregano Oil 1500 mg?

Mason Natural Oregano Oil 1500 mg contains 1 active ingredients: Oregano Oil (150 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Mason Natural Oregano Oil 1500 mg safe to take?

Mason Natural Oregano Oil 1500 mg 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 Mason Natural a trustworthy supplement brand?

Mason Natural receives a brand trust score of 71/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1967 and headquartered in Miami Lakes, Florida, USA, the company offers 255 products in their lineup. They hold 2 verified certifications including Consumerlab, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Mason Natural has 4 historical regulatory incidents on record, which are factored into the trust score.

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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.