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Water remains in a river for an average of 12 to 20 days before flowing into a lake or the ocean

Concentration calculation follows one formula: concentration equals peptide amount divided by water volume

Sawalha et al

When applied to the under-eye area, PDGF: Stimulates collagen production to enhance skin firmness and elasticity Improves blood flow to brighten dark circles Strengthens thin, fragile skin to reduce fine lines and crepiness Restores lost volume, creating a smoother, refreshed appearance Instead of masking concerns, PDGF helps your skin naturally repair and renew itself

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