ProtoClinical k-beauty Dr.Althea Gentle Vitamin C Serum 30ml single upright olive serum bottle centered on a pale yellow background with soft white corners
Dr.Althea

Dr.Althea Gentle Vitamin C Serum 30ml

$27.51
Delivers deep, lasting hydration that keeps skin plump throughout the day Supports visible firmness and a lifted, contoured appearance Restores skin's natural bounce and elasticity

Gentle Vitamin C is a beginner friendly serum designed to combat dark spots and improve skin tone. Formulated with Niacinamide, 3-0-ethyl ascorbic acid, and Hippophae Rhamnoides fruit extract, it surpasses vitamin C levels found in various fruits. Tailored for sensitive skin, the serum’s minimalistic composition of under 20 ingredients is acnesafe and enriched with Camellia sinensis leaf water for soothing effects. Its innovative oil capsule system provides a watery, non-sticky texture, delivering deep hydration and addressing elasticity, firmness, and anti-aging concerns through Allantoin and Adenosine.  

A gentle daily vitamin C serum for dark spots, dullness, and a smoother-looking glow.
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Niacinamide: intercepts melanin transfer to fade spots and refine pore texture from within Vitamin C: neutralizes free radicals and inhibits melanin production for brighter, more protected skin Vitamin C (Ascorbic Acid): neutralizes free radicals and inhibits melanin production for brighter, more protected skin Adenosine: promotes collagen synthesis naturally to reduce wrinkle depth over time Allantoin: neutralizes irritation signals while promoting gentle cell regeneration
Dr.Althea Gentle Vitamin C Serum 30ml
Dr.Althea Gentle Vitamin C Serum 30ml Default Title
$27.51
Ingredient-focused product details Clear use directions Full INCI when available Delivery confirmed at checkout
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Niacinamide

Niacinamide works at the junction between melanocytes and keratinocytes, intercepting melanin transfer before pigment reaches the visible surface. It simultaneously boosts ceramide synthesis to strengthen the lipid barrier, which is why consistent use addresses both discoloration and dehydration. In this serum, Niacinamide targets sensitivity and redness, delivering delivers deep, lasting hydration that keeps skin plump throughout the day with consistent use.

Niacinamide
intercepts melanin transfer to fade spots and refine pore texture from within
Vitamin C
neutralizes free radicals and inhibits melanin production for brighter, more protected skin
Vitamin C (Ascorbic Acid)
neutralizes free radicals and inhibits melanin production for brighter, more protected skin
Adenosine
promotes collagen synthesis naturally to reduce wrinkle depth over time
Allantoin
neutralizes irritation signals while promoting gentle cell regeneration
Texture

Lightweight, absorbing

Sensitive Skin
Hover the swatch: it ripples like water

How to use

1

Apply after toner to clean skin.

2

Smooth 2 to 3 drops over the face or dark-spot areas.

3

Pat gently until absorbed.

4

Follow with moisturizer.

5

Use sunscreen during daytime use.

Full transparency

Ingredients

Niacinamide, 3-O-ethyl ascorbic acid, sea buckthorn fruit support, green tea water, and adenosine balance brightening with comfort.

Niacinamide works at the junction between melanocytes and keratinocytes, intercepting melanin transfer before pigment reaches the visible surface. It simultaneously boosts ceramide synthesis to strengthen the lipid barrier, which is why consistent use addresses both discoloration and dehydration. In this serum, Niacinamide targets sensitivity and redness, delivering delivers deep, lasting hydration that keeps skin plump throughout the day with consistent use.

The detail

Specs & details

FormatLightweight serum
SizeDefault Title
Skin typesSensitive Skin
Country of originSouth Korea
Before you add to cart

Questions & answers

After cleansing and toning, before moisturizer. Serums deliver actives most effectively on freshly prepped skin.
Yes. Apply from thinnest to thickest consistency and allow each layer to absorb before the next.
Most users notice initial improvement within 2 to 4 weeks. For full benefits like delivers deep, lasting hydration that keeps skin plump throughout the day, allow 6 to 8 weeks of consistent use.
Your skin begins adjusting. You may notice improved hydration and comfort before more visible changes like texture refinement become apparent.
Yes, this formula is developed to be compatible with sensitive skin dealing with sensitivity and redness. If you have very reactive skin, patch test on the inner arm before full application.
The formula is designed to be well-tolerated. For pregnancy-specific concerns, consult your healthcare provider. For sensitive skin, patch test before full application.
Niacinamide intercepts melanin transfer to fade spots and refine pore texture from within. Consistent daily use is key to seeing the full benefits.
Check the INCI list for the most accurate information on fragrance components. The formula is developed for minimal irritation potential.
Store in a cool, dry place away from direct sunlight. Use within 12 months of opening for optimal freshness and efficacy.
Serums have a higher concentration of targeted actives than essences and a lighter consistency than most ampoules. They deliver the most potent treatment in your routine.
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