Often described as the messengers of the skin, peptides are short chains of amino acids, the building blocks of collagen and elastin. As collagen production slows with age, peptides signal skin to support its renewal, helping to firm, plump and soften the appearance of fine lines while strengthening the skin barrier.

Signal peptides support collagen, copper peptides aid repair and neuropeptides soften the look of expression lines. Many formulas here combine several types with plant and marine sources such as silk and algae, and newer actives such as NAD+.

Gentle enough for most skin types, including sensitive skin, peptides can be used morning and evening alongside vitamin C, retinol and ceramides. Use them consistently and finish with SPF by day.