Member's Mark Acidophilus supplement bottle
Member's Mark

Acidophilus Review

What We Researched
· 4 inactive ingredients decoded · 5 brand certifications checked · Page generated: Sep 2026
93
Product Score Excellent
96
Brand Score Excellent

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

Product Analysis

Transparency Fair

Supplement Facts

No supplement facts data available.

Bioavailability N/A

Absorption Rating

No ingredient forms matched our reference database.

Other Ingredients Excellent

Fillers & Additives

  • Cellulose
  • Silica
  • Stearic Acid
  • Vegetable Magnesium Stearate
Efficacy N/A

Dosage Analysis

Dosage data not available for assessment.

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Cellulose Safe

Provides bulk and structure in tablets and capsules.

Silica Safe

Prevents ingredients from clumping and improves powder flow.

Stearic Acid Safe

Helps ingredients flow smoothly through manufacturing equipment.

Vegetable Magnesium Stearate Safe

Prevents ingredients from sticking to equipment. Derived from vegetable sources.

Brand Trust Report
Member's Mark

Founded 1998 · Bentonville, Arkansas, USA · 76 products · samsclub.com/c/members-mark/7230141

Certifications

5 certifications
Consumerlab Source available Primary evidence
Usda Organic Source available Primary evidence
Vegan Certified Source available Primary evidence
USP Verified Supporting evidence unavailable
Non-GMO Project Verified Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Claimed Brand claim; evidence unavailable
Contains Proprietary Blend — True Brand claim; evidence unavailable

Violation History

1 incident
Lawsuit The lawsuit alleges that the product was falsely advertised as containing 500 mg of 'standardized extract' of 'turmeric curcumin complex' with '95% Standardized Turmeric (Curcuma longa) Extract,' implying 475 mg of curcuminoids. However, testing by ConsumerLab.com reportedly found only 9.7 mg of curcuminoids per serving.2023 Source available Primary source
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Frequently Asked Questions
Is Member's Mark Acidophilus a good supplement?

Member's Mark Acidophilus received a product quality score of 93/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. All 4 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Member's Mark, holds a brand trust score of 96/100.

Is Member's Mark Acidophilus safe to take?

GoodSupp reviewed the inactive-ingredient data available for Member's Mark Acidophilus. All 4 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. 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 Member's Mark a trustworthy supplement brand?

Member's Mark receives a brand trust score of 96/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1998 and headquartered in Bentonville, Arkansas, USA, the company offers 76 products in their lineup. Note: Member's Mark has 1 historical regulatory incident on record, which are factored into the trust score.

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The effects of supplements on the body vary based on the specific ingredients, dosages, and individual factors. Quality clinical research is the best guide for understanding what supplements actually do versus marketing claims. Be cautious of products that promise dramatic results — legitimate supplements support health gradually, not overnight. Checking the ingredient label, understanding the dosages, and reviewing the scientific evidence are essential steps before starting any supplement. GoodSupp evaluates over 150,000 products based on published research and evidence-based criteria.

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This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 150,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

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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.