Apply to clean, dry skin AM/PM.

• Visibly tightens and firms the skin

• Improves the appearance of sagging and skin laxity

• Helps define facial contours

• Supports the appearance of healthy skin and the skin’s natural renewal process

• Defends against free radical damage

A 24-week independent clinical study involving 45 female participants, aged 40 to 69, was conducted to evaluate the efficacy of Firming Serum. The subjects, representing Fitzpatrick skin types II–IV, used Gentle Cleanser and Sunscreen + Primer Broad-Spectrum SPF 30 to support their skincare regimen throughout the study.

Aqua/Water/Eau, Glycerin, Propanediol, Dipropylene Glycol, Sodium DNA, Leontopodium Alpinum Meristem Cell Culture, Marrubium Vulgare Meristem Cell Culture, Melilotus Officinalis Extract, Tocopheryl Acetate, Retinyl Palmitate, Caprooyl Tetrapeptide-3, Lecithin, Dextran, Hydroxypropyl Methylcellulose, Carbomer, Aminomethyl Propanol, Cellulose, Polysorbate 20, Caprylyl Glycol, Lactose, Ethylhexylglycerin, Hexylene Glycol, Disodium EDTA, Citric Acid, Phenoxyethanol, Fragrance/Parfum, Ultramarines (CI 77007), Ext. Violet 2 (CI 60730), Limonene.

ZO® is continually innovating and adapting to new regulations. As a result, depending on when and where the product was purchased, the ingredient lists on this website may differ from product packaging. Please refer to your product packaging for ingredient information specific to your product.