Kiehl's Powerful-Strength 12.5% Vitamin C Serum – Radiance, Firmness & Pore Refinement, 1.7 oz

Powerful-Strength 12.5% Vitamin C Serum

Discover a high-potency facial serum designed to elevate radiance and support a firmer-looking complexion. This formula blends a strong Vitamin C profile with hydrating Hyaluronic Acid to help refresh skin texture while staying gentle enough for daily use. Dermatologist-tested and free from parabens, alcohol, mineral oil, and dyes, it aims to suit a wide range of skin types without heaviness.

Key benefits

• High-strength Vitamin C formulation (12.5% total) plus Hyaluronic Acid for hydration and a smoother feel.
• Deep penetration may help improve the appearance of fine lines and pores, with observable results often in about two weeks.
• Formulated to stay active in the skin for several days after application, offering continuous support between uses.
• Clean ingredient profile: paraben-free, alcohol-free, mineral oil-free, and dye-free, making it a thoughtful choice for sensitive skin.

Usage tips

• After cleansing, apply two pumps over the entire face, avoiding the eye area.
• As it blends into the skin, you may feel a warm sensation indicating activation of the formula.

Real-life use cases

In real-world routines, this serum is often paired with a morning or evening regimen to boost brightness and smooth texture. The product is designed to work across skin types, offering a flexible option for daily care without heavy residue.

Safety and suitability

Dermatologist-tested and suitable for all skin types, including sensitive skin. The formula is free from parabens, alcohol, mineral oils, and synthetic dyes.