c4 and l carnitine Isobutyryl-L-carnitine (chloride) (CAR 4:0, C4:0 Carnitine, L-Carnitine isobutyryl ester, L-Isobutyrylcarnitine, ST 284, CAS Number: 6920-31-6) tartrate contains 68% pure RootRenewal GHK-Cu & AHK-Cu Servings:One Bottle allItems
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