ITK Brightening Vitamin C Serum — 1 oz Daily Lightweight Serum with Niacinamide

ITK Brightening Vitamin Serum is a lightweight 1 oz facial serum that blends vitamin C and niacinamide to even skin tone and support a brighter complexion.

This serum combines antioxidant vitamin C with niacinamide in a gentle, vegan formula that is free of sulfates, parabens, and synthetic fragrances. Dermatologist-tested and designed for daily use, the fast-absorbing liquid layers easily under moisturizers and makeup. The 1 oz bottle is travel-friendly and intended to fit into morning or evening skincare routines to help reduce visible unevenness, improve skin texture, and smooth the look of fine lines when used consistently.

How does this serum help with dull or uneven skin?

The vitamin C in the formula works with niacinamide to target areas of discoloration and support a more luminous surface. Together they help reduce the appearance of dark spots and restore an even-looking complexion without harsh exfoliants.

• Vitamin C antioxidant support for brightness
• Niacinamide to minimize the look of dark spots
• Lightweight texture that layers under sunscreen
• Suitable for daily morning use to enhance radiance

Will this serum be gentle enough for sensitive or reactive skin?

ITK formulated this serum to avoid common irritants like sulfates, parabens, and synthetic fragrances, and it has been dermatologist-tested to assess tolerance. Users with sensitive skin should patch-test and introduce the serum gradually to confirm personal compatibility.

• Dermatologist-tested for broader skin-type tolerance
• Vegan formulation without harsh chemicals
• Patch-test recommended before full-face application
• Use alternate days if experiencing sensitivity

How should I incorporate the 1 oz serum into my skincare routine?

Apply a few drops to cleansed skin after toning and before moisturizing, both morning and evening as tolerated. In the morning, follow with a broad-spectrum sunscreen to protect results and help maintain brightness gains.

• Use 3–4 drops for face and neck after cleansing
• Allow a moment to absorb before applying moisturizer
• Follow morning use with sunscreen for daily protection
• Combine with other ITK products for a coordinated routine

What results can I realistically expect and how long will it take?

With consistent use, many people notice a smoother-looking texture and reduced appearance of uneven tone over weeks. Results vary by individual; persistent concerns like deeper discoloration or advanced lines may require longer-term care or professional guidance.

• Visible tone improvement with regular use over weeks
• Smoother-looking skin texture and reduced dullness
• Not an instant corrective — best as part of ongoing routine
• Works well combined with complementary ITK treatments

Who is this for: Women seeking a clean, vegan brightening serum in a portable 1 oz size who want to improve skin tone and texture without harsh ingredients. It fits skin-care beginners and experienced users who prefer dermatologist-tested, fragrance-free products that layer well under other treatments and daily SPF.

Ingredients

WATER (AQUA/EAU), GLYCERIN, CAPRYLIC/CAPRIC TRIGLYCERIDE, COCO-CAPRYLATE, PROPANEDIOL, ASCORBYL TETRAISOPALMITATE, SILICA, NIACINAMIDE, ASCORBYL GLUCOSIDE, PHENOXYETHANOL, POLYACRYLATE CROSSPOLYMER-6, C14-22 ALCOHOLS, BUTYLENE GLYCOL, AMINOMETHYL PROPANOL, PANTHENOL, ETHYLHEXYLGLYCERIN, PLUKENETIA VOLUBILIS (INCHI) SEED OIL, DISODIUM EDTA, C12-20 ALKYL GLUCOSIDE, ALLANTOIN, DISODIUM PHOSPHATE, CARBOMER, SODIUM LACTATE, T-BUTYL ALCOHOL, BIOSACCHARIDE GUM-1, POLYSORBATE 20, POTASSIUM PHOSPHATE, ASCORBIC ACID, TOCOPHEROL, PALMITOYL TETRAPEPTIDE-7, PALMITOYL TRIPEPTIDE-1, SODIUM HYALURONATE. 230019