cindyrella l glutathione Ampoule with Sunblock & Ceramide – 6-Pack Brightening Skincare Solution Cindyrella Ultimate Drip 6 Bottles
Description
doi: 10.3390/cancers8100095

Think of it as sand getting into an engine
To me it sounds more like a bad side effect if anything

Inorganic Chemistry
A medication that looks normal in color could still be past its beyond-use date, contaminated with bacteria you cannot see, or degraded in potency without visible change
