By Ashlee Smith, Medical Aesthetics Nurse & Founder of S C I E N C E +

Healthy, radiant skin starts with science — and few ingredients are as powerful or proven as Vitamin C. Loved by dermatologists and medical aestheticians alike, this antioxidant powerhouse supports brighter, firmer, more youthful-looking skin. But not all Vitamin C serums are created equal — and understanding how it works (and how to use it) is key to achieving real results.

What Makes Vitamin C a Skincare Essential

Vitamin C (also known as ascorbic acid) is one of the skin’s most effective antioxidants. It helps neutralize free radicals — unstable molecules created by pollution, UV exposure, and stress — that break down collagen and accelerate visible aging.

By protecting your skin from oxidative stress, Vitamin C helps maintain a smoother, more resilient complexion while brightening dullness and uneven tone.

In short: it protects, corrects, and prevents — all in one step.

Clinically Proven Benefits

When applied topically, Vitamin C has been shown to:

•  Boost Collagen Production — stimulating skin’s natural repair process to maintain firmness and elasticity.

•  Brighten and Even Skin Tone — fading the look of sun damage, pigmentation, and post-acne marks.

•  Protect Against Environmental Damage — defending against pollution and UV- related stress.

•  Improve Hydration — strengthening the skin barrier so moisture stays locked in.

These benefits make Vitamin C a true multitasker — and one of the most essential daily steps in any advanced skincare routine.

The Science Behind S C I E N C E + Vitamin C 15 % Serum

Our Vitamin C 15 % Serum was designed for results. Formulated with a high- performance 15 % concentration of pure L-ascorbic acid, it delivers visible radiance and firming power without irritation.

What makes it unique is how it’s stabilized: this formula pairs Vitamin C with Vitamin E and Ferulic Acid, creating a synergistic antioxidant trio that enhances absorption and extends potency.

Together, these ingredients help defend against environmental aggressors while stimulating skin renewal for smoother, more youthful-looking skin.

Use it in the morning — after cleansing and toning, and before moisturizer or SPF — to help shield your skin from daily stressors and boost your glow throughout the day.

How to Incorporate Vitamin C into Your Routine

To maximize results, apply your Vitamin C Serum as part of your morning ritual:

1.  Cleanse with Hydrating Cleanser + or Exfoliating Cleanser + to prepare the skin.

2.  Tone using Pro Toner + to rebalance pH and prep for absorption.

3.  Apply Vitamin C 15 % Serum — a few drops across face, neck, and décolleté.

4.  Moisturize with Pro Day Cream + for hydration and protection.

5.  Finish with SPF — daily sun protection is essential to preserve Vitamin C’s brightening benefits.