VT COSMETICS Vitamin C Astaxanthin Serum 30 mL — Lightweight Brightening Serum with Niacinamide, Fast-Absorbing

VT COSMETICS Vitamin C Astaxanthin Serum is a lightweight daily facial serum that blends vitamin C, astaxanthin, niacinamide and kojic acid to help brighten skin and even tone with fast absorption.

This Korean-formulated serum targets dullness and uneven-looking color while layering smoothly under moisturizer or sunscreen. The formula uses nano-liposome vitamin delivery to improve spreadability and skin feel, offering a comfortable texture for morning or evening routines. Free from heavy greasiness, it’s crafted to integrate into multi-step regimens and to provide antioxidant-rich support aimed at a more radiant-looking complexion.

How will this serum integrate into my morning skincare routine?

Apply a few drops to cleaned skin after toner and before moisturizer; the lightweight texture absorbs quickly so makeup and sunscreen sit well on top. Because it contains vitamin C and kojic acid, pair it with a broad-spectrum SPF each day.

• Use 2–3 drops on face and neck after cleansing.
• Allow 30–60 seconds to absorb before moisturizer or sunscreen.
• Safe under makeup; apply sunscreen in daytime for protection.

What skin concerns does the formula address?

This serum focuses on visible dullness and uneven tone, combining vitamin C’s brightening support with niacinamide and kojic acid to help promote a more uniform appearance. Astaxanthin adds antioxidant-rich support for skin that looks refreshed.

• Targets dull, lackluster skin appearance.
• Helps visibly even out skin tone and texture.
• Antioxidant blend helps skin look healthier and more luminous.

Is the texture suitable for sensitive or dry skin?

The serum’s lightweight, fast-absorbing formulation is designed to layer without feeling heavy, making it suitable for many skin types including dry and sensitive. If you have reactive skin, patch-test first and introduce slowly to monitor tolerance.

• Fast-absorbing nano-liposome vitamin for smooth application.
• Non-greasy finish that layers well with hydrating creams.
• Introduce gradually if you use other active ingredients.

How should I combine it with other actives like retinol or exfoliants?

Use vitamin C serums in the morning for antioxidant protection and reserve retinol for evening use to reduce irritation risk. If you use strong exfoliants, alternate days or apply vitamin C at a separate time to minimize sensitivity.

• Vitamin C works well in AM; retinol at night.
• Avoid layering multiple strong actives simultaneously to reduce irritation.
• Consider patch testing when mixing with acids or retinoids.

Who is this for? VT COSMETICS Vitamin C Astaxanthin Serum is aimed at people seeking a non-greasy, antioxidant-forward serum to brighten and even the look of skin tone. It’s suitable for those who prefer lightweight textures that absorb rapidly, anyone building a multi-step Korean skincare routine, and users looking to add vitamin C and niacinamide benefits without heavy oils. If you have very reactive skin, introduce the product gradually and monitor your skin’s response.