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Metagenics Estrovera supplement bottle
Metagenics

Estrovera Review

What We Researched
1 active ingredient analyzed · 12 inactive ingredients decoded · 8 brand certifications checked · Page generated: Sep 2026
98
Product Score Excellent
100
Brand Score Excellent

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
ERr 731 (as Rhapontic Rhubarb Root Extract) 4 mg †
Bioavailability Excellent

Absorption Rating

  • ERr 731 (as Rhapontic Rhubarb Root Extract) Good
Other Ingredients Excellent

Fillers & Additives

  • Microcrystalline Cellulose
  • Stearic Acid
  • Croscarmellose Sodium
  • Silica
  • Ethylcellulose
  • Hydroxypropyl Methylcellulose
  • Medium Chain Triglyceride
  • Ammonium Hydroxide Low
  • Sodium Alginate
  • Hydroxypropyl Cellulose
  • Oleic Acid
  • Stearic Acid
Efficacy Excellent

Dosage Analysis

  • ERr 731 (as Rhapontic Rhubarb Root Extract) 4 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
ERr 731 (as Rhapontic Rhubarb Root Extract) 4 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

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.

Croscarmellose Sodium Safe

Helps tablets break apart and dissolve quickly in the stomach.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Ethylcellulose Generally_safe

It is used as a coating to control the release of supplement ingredients.

Hydroxypropyl Methylcellulose Safe

It is used as a coating for tablets and capsules.

Medium Chain Triglyceride Unknown
Ammonium Hydroxide Caution

It is used to control the acidity or alkalinity of a product.

Sodium Alginate Safe

It is used as a thickening agent and stabilizer.

Hydroxypropyl Cellulose Safe

Binds tablet ingredients and can form tablet coatings.

Oleic Acid Safe
Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Brand Trust Report
Metagenics

Founded 1983 · Aliso Viejo, California, United States · 429 products · metagenics.com

Certifications

8 certifications
B Corp Certified Source available Primary evidence
Gluten Free Gfco Source available Primary evidence
Non Gmo Project Source available Primary evidence
Fda Gmp Inspections Source available Primary evidence
Nsf Gmp Source available Primary evidence
Usp Verified Source available Primary evidence
NSF Certified Supporting evidence unavailable
Gluten-Free Certified Supporting evidence unavailable

Transparency

6 claims
Third Party Testing Claim — Verified Evidence available Evidence
Coa Availability — Claimed Evidence available Evidence
In House Testing — Verified Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

3 incidents
Fda Warning A structure/function claim for 'Metagenics HerWellness Naturally Balanced' was deemed by the FDA to suggest the product is intended for use as a drug.2025-02-07 Source available Primary source
Prop 65 Lead2019-05-30 Source available Primary source
Fda Warning Mislabeling of 14 products as medical foods and making unapproved new drug claims.2013-08-13 Source available Primary source
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Frequently Asked Questions
Is Metagenics Estrovera a good supplement?

Metagenics Estrovera received a product quality score of 98/100 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. Of the 12 inactive ingredients, 10 are rated safe and 1 ingredient is flagged for review. The manufacturer, Metagenics, holds a brand trust score of 100/100.

What are the ingredients in Metagenics Estrovera?

Metagenics Estrovera contains 1 active ingredients: ERr 731 (as Rhapontic Rhubarb Root Extract) (4 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Metagenics Estrovera safe to take?

GoodSupp reviewed the inactive-ingredient data available for Metagenics Estrovera. Of 12 inactive ingredients, 10 are rated safe. 1 ingredient is flagged for review: Ammonium Hydroxide. 'Caution' doesn't mean dangerous — it indicates the ingredient has some considerations worth being aware of, such as potential sensitivities or ongoing research. 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 Metagenics a trustworthy supplement brand?

Metagenics receives a brand trust score of 100/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1983 and headquartered in Aliso Viejo, California, United States, the company offers 429 products in their lineup. Note: Metagenics has 3 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.