ZO Firming Serum

Product image of ZO® Firming Serum bottle and box displayed side by side on a grey concrete background, highlighting the sleek silver and white packaging, designed to improve skin firmness, elasticity, and contour for a visibly lifted appearance

Product image of ZO® Firming Serum Travel Size in compact silver and white packaging, designed for on-the-go use to visibly lift, firm, and improve skin elasticity—ideal for all skin types, including sensitive skin.

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ZO Firming Serum

by ZO

$278.40 $348.00

47ml Full Size

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ZO Firming Serum (47ml and 28ml)

Advanced Skin Tightening & Contour Definition

Lift, firm, and redefine with ZO® Firming Serum—a breakthrough formula that helps visibly tighten and sculpt the skin. Lightweight and gentle enough for even sensitive skin, it boosts elasticity and smooths the look of sagging for a more contoured, youthful appearance. Your daily dose of confidence, bottled.

Appropriate for All Skin Types

Available in:

47 mL / 1.6 Fl Oz. (Full Size)
28 mL / 0.9 Fl Oz. (Travel Size)

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Product Description

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.

Clinical Study Results

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

Improvement in Firmness after 12 Weeks

Results vary by patient

Sagging Skin

ZO Firming Serum for reduction in sagging skin after 12 Weeks

Results vary by patient

Elasticity

ZO Firming Serum for increase in skin elasticity after 12 Weeks

Results vary by patient

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

What's Inside

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.

How to Use

✅ 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.

Excellent firming serum. I will definitely purchase again.

Thank you for your positive review! We are so happy to hear that you love our ZO Firming Serum. We can't wait for you to try it again. Have a great day!

Zo Firming Serum

Can’t say enough good things about this product, It just works

Light & Bright!

Loving these products as I enter my middle years. Firming serum absorbs quickly, not heavy at all, and I’m already noticing lighter, brighter skin.

Thank you so much for your glowing review! We are thrilled to hear that you are enjoying our Firming Serum and noticing a difference in your skin. We take pride in creating products that are light and effective, especially for those of us in our middle years. Thank you for choosing our brand and we hope to continue exceeding your expectations.

Awesome

Awesome serum!! Light and absorbs easily. I can see a difference in my skin after a few weeks of use. Feels and looks firmer. I’m definitely glad I’m trying it. You don’t know if you don’t try.

Part of my daily routine

Have been using for a few years and in combination with other products it seems to really work.

Thank you for taking the time to leave a review for our Firming Serum. We are so glad to hear that it has become a part of your daily routine and that you have noticed positive results when using it in combination with other products. We truly appreciate your loyalty and support. Keep up the great work!