Best | | 3-O Ethyl Ascorbic Acid This potent antioxidant is a highly stable form of vitamin C that improves skin tone, helps fade discolorations, and visibly firms skin. |
Best | | Acai Pronounced "ah-sigh-ee", this small berry has a deep purple colour and is a rich source of antioxidants. |
Best | | Acerola Fruit Extract This fruit extract is a potent source of antioxidants and hydrating polysaccharides. |
Best | | Acetyl Dipeptide-1 Cetyl Ester A lab-made skin-firming peptide formed from a reaction between acetic acid, cetyl alcohol and dipeptide-1, which contains the amino acids arginine and tyrosine. |
Best | | Acetyl Hexapeptide-1 Acetyl hexapeptide-1 is a synthetic peptide composed of the amino acids alanine, arginine, histidine, leucine, phenylalanine and tryptophan. |
Best | | Acetyl Hexapeptide-37 This synthetic peptide is composed of amino acids (alanine, proline, serine, and glycine). It works to help skin’s layers maintain adequate hydration. |
Best | | Acetyl Hexapeptide-8 One of several peptides used in skin care products, this ingredient has skin-restoring and water-binding properties, helping it improve both the look and feel of skin. |
Best | | Acetyl sh-Hexapeptide-5 Amide Acetate Often called simply "hexapeptide-5", this peptide is derived from the versatile protein versican, which plays a role in skin’s extracellular matrix. Topical use promotes a firmer look and feel. |
Best | | Acetyl Tetrapeptide-11 Acetyl tetrapeptide-11 is a synthetic peptide that helps skin look and feel healthier. |
Best | | Acetyl Tetrapeptide-5 Acetyl tetrapeptide-5 is a synthetic peptide that has calming, smoothing, hydrating, and firmness-enhancing benefits when applied to skin. |