Skinbetter Science Alto Defense Serum

Award-Winning Antioxidant Serum to Defend, Brighten, and Calm Skin

Why It Works

Alto Defense Serum™ is a powerful, multi-patented antioxidant serum that delivers daily protection against environmental stress while improving visible skin tone and redness.
Formulated with a broad antioxidant shield of 19 potent ingredients, including vitamins C and E, Alto defends against free radical damage, supports the skin’s natural repair process, and improves skin clarity and glow over time.

Perfect for all skin types, especially those exposed to pollution, blue light, or oxidative stress, it calms and protects while brightening and evening out skin tone.

What You’ll See

✔️ Brighter, more radiant complexion
✔️ Improved appearance of redness and uneven tone
✔️ Increased resilience to environmental aggressors
✔️ Healthier-looking, calmer skin with daily use

The Science Behind It

Vitamin C + E Blend: Antioxidant duo that brightens and protects against oxidative stress
19 Antioxidants: Comprehensive shield against pollution, blue light, and free radicals
Niacinamide (Vitamin B3): Helps calm inflammation, reduce redness, and strengthen the skin barrier
Patented Delivery System: Ensures maximum stability and absorption for visible, long-term results

Formulated Without

❌ Parabens
❌ Fragrance
❌ Dyes
❌ Animal Testing

How to Use

Apply to clean, dry skin in the morning and/or evening. Use one pump for the entire face, and extend to neck and décolleté if desired. Follow with moisturiser and SPF in the morning.

Suggested Bundle

Pair with: Trio Rebalancing Moisture Treatment
After applying Alto Defense Serum, follow with Trio Rebalancing Moisture Treatment to lock in hydration and support the skin barrier. This pairing calms, protects, and rehydrates, making it ideal for skin that’s dry, reactive, or exposed to daily stressors — delivering powerful antioxidant defense plus long-lasting moisture

Please note: A consultation is required for first-time purchasers. Simply add this product to your basket and you'll be redirected to your free virtual skin consultation.