Member's Mark Vitamin D-3 5000 IU
store brand (Sam's Club), single vitamin
62/100Strong fit
on a balanced view of all values
Independent testing and certification: Strong. The USP Verified Products register lists 'Member's Mark Vitamin D3 125 mcg (5000 IU) Softgels' as carrying the USP Verified Mark. source↗ 2026
2 independent sourcesinstacart.com · quality-supplements.org
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An honest, sourced verdict from Conscious Consuming. Choose by your values, not by who pays.