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Member's Mark
Member's Mark is Sam's Club's store brand. The USP directory lists fish oil, vitamin D, CoQ10, lutein, and probiotic capsules under this name. Other Member's Mark supplements are not assumed to carry the mark.
Checked 15 October 2026. 7 products below. Programs: USP Verified. A seal applies to the named product, not to every bottle this brand sells. Lists change; use the certifier link before you treat a seal as current.
Which certifications, and where to recheck them
- USP Verified — These names were on the USP Verified product directory at quality-supplements.org on 15 October 2026.
Products on the official list
| Product | Certification | Ingredient page |
|---|---|---|
| Member's Mark 900 mg Triple Strength Omega-3 from Fish Oil Softgels | USP Verified | Omega-3 (EPA/DHA) Softgel |
| Member's Mark Vitamin D3 50 mcg (2000 IU) Softgels | USP Verified | Vitamin D3 Softgel |
| Member's Mark Vitamin D3 125 mcg (5000 IU) Softgels | USP Verified | Vitamin D3 Softgel |
| Member's Mark CoQ10 200mg Softgels | USP Verified | CoQ10 (ubiquinone, classic form) Softgel |
| Member's Mark Lutein 25mg with Zeaxanthin 5mg Softgels | USP Verified | Lutein + Zeaxanthin Softgel |
| Member's Mark Women's Daily Probiotic Capsules | USP Verified | Probiotics Capsule |
| Member's Mark 10 Strain Probiotic Digestive Care Supplement Capsules | USP Verified | Probiotics Capsule |
Supplement pages
These links go to the ingredient pages, which describe the evidence. The certification above is about the named product, not about whether the ingredient works.
Other checked brands
- Nature Made USP Verified, Informed Choice
- Kirkland Signature USP Verified, Informed Choice
- trunature USP Verified
- Nature's Bounty USP Verified
- Ritual USP Verified
- Culturelle USP Verified
Full verified-brands directory · What these seals do and do not mean