Cetaphil Vitamin C Serum for Sensitive Skin — 1 oz Brightening Serum with Niacinamide, Fragrance-Free Hydration

Cetaphil Vitamin C Serum is a lightweight, fragrance-free brightening serum formulated with vitamin C, niacinamide and sunflower seed oil to visibly reduce dark spots while hydrating and calming sensitive skin.

This dermatologist-tested serum combines antioxidant protection with skin-conditioning ingredients to even tone, boost luminosity and support the skin’s moisture barrier. Designed to be gentle, it is hypoallergenic, non-comedogenic and free from parabens and added fragrance so you can layer it into morning or evening routines without disrupting sensitive skin.

How does this serum help reduce dark spots and uneven tone?

The formula pairs vitamin C — an antioxidant known to address surface pigmentation — with niacinamide, which supports a more uniform skin tone. Together they target the look of dark spots while protecting against environmental stressors that can worsen discoloration.

• Vitamin C targets visible dark spots and defends against surface free radicals.
• Niacinamide helps brighten and promote a more even complexion.
• Regular use can improve tone without harsh exfoliation.

Will this work for sensitive or reactive skin?

This serum is formulated specifically with sensitive skin in mind: lightweight, hypoallergenic, and fragrance-free to minimize irritation. It also defends against five signs of sensitivity — dryness, irritation, roughness, tightness and a weakened barrier — making it suitable for those who usually avoid active brighteners.

• Dermatologist-tested and non-comedogenic for comfort and safety.
• Fragrance- and paraben-free to reduce irritation risk.
• Supportive ingredients help maintain the skin’s moisture barrier.

How should I use Cetaphil Vitamin C Serum in my routine?

Apply to clean, dry skin once or twice daily depending on tolerance and product layering. Use a few drops over the face and neck, allow it to absorb, then follow with moisturizer and sunscreen in the morning for daily antioxidant protection.

• Apply after cleansing and before heavier creams or oils.
• Morning use works best with sunscreen to protect treated skin.
• Start with every-other-day application if you have very reactive skin.

What immediate benefits will I notice from this serum?

Early improvements often include increased surface hydration and a subtle boost in skin radiance as the serum hydrates and smooths the skin’s texture. Over several weeks, many users report reduced visibility of dark spots and a more even-looking complexion.

• Provides 24-hour hydration to reduce dryness and tightness.
• Boosts luminosity for a fresher, more even appearance.
• Helps reduce the look of fine lines and rough texture with continued use.

Who is this for: Cetaphil Vitamin C Serum is aimed at people seeking a gentle brightening treatment that still delivers meaningful results — ideal for those with sensitive, combination, or normal skin who want to reduce the appearance of dark spots, improve tone and maintain hydration without irritation. It’s also a good option for anyone looking to introduce antioxidant defense into their daily skincare routine while protecting the skin barrier.

Ingredients

Water, Glycerin, Niacinamide, Dimethicone, Acetyl Glycyl Beta-Alanine, 3-0-Ethyl Ascorbic Acid, Pancratium Maritimum Extract, Hydrolyzed Hyaluronic Acid, Tocopherol, Xylitylglucoside, Anhydroxylitol, Xylitol, Sodium Polyacryloyldimethyl Taurate, Phenoxyethanol, Undecane, Xanthan Gum, Tridecane, Calcium Aluminum Borosilicate, Sodium Hydroxide, Tin Oxide, Titanium Dioxide, Helianthus Annuus Seed Oil