Nicotinamide Adenine Dinucleotide
Nicotinamide Adenine Dinucleotide (NAD+) is a coenzyme found naturally in all living cells, with the CAS number 53-84-9. Its IUPAC name is Adenosine 5'-(Trihydrogen Diphosphate), 5'->5'-Ester With 3-(Aminocarbonyl)-1-Beta-D-Ribofuranosylpyridinium Hydroxide, Inner Salt. In cosmetics, it is officially classified under CosIng with the function of skin conditioning. It appears frequently as an ingredient in serums, moisturizers, and eye creams positioned around anti-aging and barrier support.
According to the source, NAD+ is used as a skin conditioning agent in cosmetic formulations. It is commonly featured in anti-aging and barrier-focused products, though the source does not provide detailed clinical benefit claims beyond its official skin conditioning function.
