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Does protein powder expire? What the whey studies measured
Yes, but quality fails before safety. Three whey storage studies: shelf life by temperature, and why agglomerated powders go stale sooner.
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How is protein powder made? From cheese vat to label
How protein powder is made, step by step, and what each step changes on the label, including the 25 percent federal floor for whey protein concentrate.
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How to check if a supplement is Informed Sport certified
Search the batch number, not the logo: Informed Sport's own search and app, USADA's warning on misused logos, and what an unlisted batch means.
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NSF Certified for Sport vs NSF Contents Certified explained
Contents Certified checks the label and contaminants. Certified for Sport adds a banned-substance screen. Which NSF mark a drug-tested lifter needs.
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FDA posts a nationwide recall of Lipofit Extreme 2.0 after lab analysis finds fluoxetine and DNP in the tablets
A company-initiated recall of one lot, published by the FDA on 31 August. Undeclared fluoxetine in the AM tablets, undeclared 2,4-dinitrophenol in the PM tablets — and neither was on the panel.
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Red No. 3 loses its US supplement authorisation on 15 January 2027
The FDA has denied the hearing requests and lifted the stay on its colour-additive repeal. Dietary supplements are named in the order, and the reformulation window is under five months.