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Active Ingredients: AHK-Cu (Alanine-Histidine-Lysine-Copper) 2,400mg, GHK-Cu (Glycyl-L-Histidyl-L-Lysine-Copper) 2,400mg Other Ingredients: Purified Distilled Water No preservatives

The recommended dietary allowance for adults is 2.4 micrograms per day according to the NIH Office of Dietary Supplements (updated 2025)

And products from unregulated online sellers can be contaminated or have the wrong dose

Through synthetic biology plasmid construction and surface display system engineering strategies, the live bacteria are modified to stably express anti-viral neutralizing nanobodies or viral antigens on their surface