We believe in transparency - here is the complete ingredient deck in EllieVate Skin+: Aqua (Water), Niacinamide, Magnesium Ascorbyl Phosphate, Copper Tripeptide-1 (GHK-Cu), Alcohol, Acmella Oleracea Flower Extract (Spilanthol), Cetearyl Alcohol, Polyacrylamide & C13-14 Isoparaffin & Laureth-7, Phosphatidyl Choline, Phenoxyethanol, Caprylyl Glycol, Sodium Hyaluronate, Nicotinamide Adenine Dinucleotide (NAD+), Lycium barbarum Callus Culture Extract (and) Isomalt (and) Lecithin (and) Water, Retinoic Acid (Tretinoin), Magnesium Chloride, Phenethyl Alcohol
doi:10.1001/archneur.1980.00500610029003 122. Wilson, M., Andronesi, O., Barker, P
And, since its a form of Vitamin B3, it tends to be well-tolerated in the body and can start working effectively with minimal side effect risks
[2] [16] Dietary deficiency without neurological features: Initial loading doses followed by maintenance therapy, with consideration of oral supplementation in appropriate cases