Chorus Supernatural Revitalize Advanced Age-Defying Serum incorporates the potent age-defying effects of 2 peptides and Alpha Lipoic Acid into one concentrated serum. Palmitoyl Tripeptide is a potent stimulator of collagen and elastin synthesis in the skin. Alpha Lipoic Acid is a very effective anti-oxidant and helps boost the performance of other anti-oxidants, targeting and minimizing free radicals that can damage the skin. DMAE (dimethylaminoethanol) is a vitamin-like substance that has a firming effect on facial tissue and helps diminish fine lines around the eyes and mouth.