What it is: A 30% stabilized vitamin C serum with 0.5% ferulic acid targets four signs of advanced sun aging: wrinkles, dark spots, uneven tone, and loss of firmness. Skin Type: Normal, Dry, and Combination Skincare Concerns: Loss of Firmness and Elasticity, Uneven Skin Tone, Fine Lines and Wrinkles Formulation: Liquid Highlighted Ingredients: - 30% Ethylated L-Ascorbic Acid (Vitamin C): A potent vitamin C for visible skin brightening and wrinkle reduction. - Ferulic Acid: Plant-based antioxidant that boosts vitamin C and E for visible age-defying benefits. - Vitamin E: A powerful antioxidant that nourishes the complexion. What Else You Need to Know: Tackle four signs of advanced sun aging with Super C Ferulic serum, a potent yet non-greasy, fast-absorbing formula for mature skin types showing advanced signs of sun aging. This serum is highly potent and therefore not recommended for sensitive skin types. Medik8 advises performing a patch test before first use. Clinical Results: In an independent consumer study conducted over 7 days on 41 participants: - 7 days to a visibly brighter, more even complexion In an independent clinical study conducted over 12 weeks on 32 participants of all skin types and tones: - 4 weeks to clinically proven wrinkle reduction - 4 weeks to clinically proven increase in skin firmness and elasticity - 93% agreed this worked faster than any vitamin C product they'd