Powerful-Strength Line-Reducing Concentrate
All Skin Types, including Sensitive Skin
A potent Vitamin C serum formulated with 12.5 percent Vitamin C and Hyaluronic Acid.

NEED ADVICE?
Scan Now
A Vitamin C serum that boosts radiance, helps firm skin and visibly diminishes fine lines, wrinkles and pores for smoother-looking skin. Formulated with 10.5% L-Ascorbic Acid and renewable 2% Ascorbyl Glucoside plus Hyaluronic Acid, this patented, water-free concentrate is a Kiehl’s customer favorite.
What It’s Good For
- Helps visibly reduce lines and wrinkles while helping firm skin over time
- Smoothes skin’s texture and helps visibly minimise the appearance of pores
- Antioxidant Vitamin C penetrates skin’s deeper surface layers and remains effective in skin for up to 6 days
- Provides visible results in just 2 weeks
- Suitable skincare for fine lines and wrinkles
- Dermatologist-tested for safety
- Formulated for all skin types, including sensitive skin
How to Use
- Cleanse skin thoroughly prior to application
- Apply Vitamin C serum over entire face, avoiding the eye area
- As it blends into skin, you may experience a feeling of warmth as the formula activates
- Apply morning and night, after cleansing and toning and before your moisturiser
- Avoid the eye area; in case of contact with eyes, rinse them immediately
- Discover our other anti-aging skincare like our nighttime facial oil and retinol serum. Learn more about vitamin c and retinol in our expert guide.
Did You Know?

Kiehl’s became pioneers in Vitamin C skincare when we first stabilized Vitamin C in our efficacious, water-free concentrate. Our patented Vitamin C serum is highly stable ensuring that our formula is concentrated with an efficacious amount of Vitamin C while still being suitable for sensitive skin. Within our formula, our Vitamin C penetrates skin’s deeper surface layers — up to 10 layers deep!
Complete Your Routine
Discover efficacious formulas to upgrade your routine.
