Boost your skincare regimen with ZO Firming Serum—a revolutionary solution for lifting, firming, and revitalizing your complexion. Perfect for anyone looking to combat skin laxity and achieve a smoother, more youthful look.

Key Benefits:

✔ Clinically Tested: Proven in a 24-week independent clinical study to improve skin firmness and elasticity in women aged 40–69.
✔ Targets Sagging and Loss of Elasticity: Supports skin’s natural collagen and fibroblast activity for a more sculpted, youthful look.
✔ Deep Hydration and Barrier Support: Strengthens the skin while providing lasting hydration.
✔ Antioxidant Protection: Reduces signs of aging with plant-based anti-inflammatory ingredients.

Award-Winning Formula: Named Best Skin Tightening Serum by Shape, this powerhouse serum supports skin health while delivering noticeable improvements in skin firmness.

A comprehensive clinical study of 45 participants has proven that Firming Serum has been proven to improve the appearance of firmness, sagging, elasticity and skin health.

• 97% of subjects showed significant improvement in firmness by week 12 as measured by Cutometer®.
• 93% showed significant improvement in both mid-face and jawline skin sagging by week 12 as measured by an expert clinical grader
• 88% showed elasticity improvement by week 12 measured by Cutometer®
• 86 % said that their skin felt better in 8 weeks
• 83% said that their skin felt hydrated
• 79% said that they saw a noticeable improvement in the overall appearance of their skin by week 8

Before and After

Firmness

Results vary by patient

Sagging Skin

Results vary by patient

Elasticity

Results vary by patient

Proven Results: Skin improvements were measured using the advanced Clarity 2D Research System in clinical trials.

Key Ingredients:

🔹 Sodium DNA – Supports skin’s natural repair process to boost firmness.
🔹 ZCORE™ Complex – A powerful blend of peptides and sweet yellow clover to improve skin structure and contour.
🔹 ZO-RRS2® Anti-Inflammatory System – A proprietary plant stem cell complex offering potent antioxidant defense.

All Ingredients:

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.

Note: 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.

✅ Apply to clean, dry skin daily.
✅ Use in combination with ZO Gentle Cleanser and ZO Sunscreen + Primer Broad-Spectrum SPF 30 for optimal results.

🚨 Caution: For external use only. Avoid direct contact with eyes. If irritation occurs, discontinue use.