Ageing Skin Heroes, Collagen Synthesis, Revitalisation, Firming, and Tightening Unlock the secret to firmer, age-defying skin. Iconic French skincare brand, Yon-Ka Skincare, introduces a powerful skincare combination that is ahead of its time in the beauty community for those with ageing skin that require a firm yet silk finish. Yon-Ka Phyto 52 Firming Face Cream …