Dr.Althea
Gentle Vitamin C SerumA serum built around Niacinamide and Vitamin C derivative, for barrier repair and hydration.
A serum built around Vitamin C derivative and Vitamin C, for hydration and barrier repair.
Brand price
USD 23.90 · checked 26 Sept 2026 · brand's site
Brand price
USD 32.00 · checked 8 Oct 2026 · brand's site
At a Glance
They come out differently on Pore-clogger-free, Oil-free and Cruelty-free; those rows are shaded. Tap any answer to see why.
Key Ingredients
Vitamin C derivative (stable)2
Stable derivatives of ascorbic acid.
Benefits
Hydrating3
Boosts hydration and relieves dry, tight skin.
Barrier Repair4
Strengthens and restores the skin's natural barrier.
Allantoin, Caprylic/Capric Triglyceride, Caprylyl Glycol, Niacinamide
Hydrating10
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Caprylic/Capric Triglyceride, Gluconolactone, Glycerin, Helianthus Annuus Seed Oil, Hyaluronic Acid, Panthenol, Propanediol, Squalane, Tocopherol
Barrier Repair10
Strengthens and restores the skin's natural barrier.
Allantoin, Ascorbyl Tetraisopalmitate, Caprylic/Capric Triglyceride, Glycerin, Helianthus Annuus Seed Oil, Niacinamide, Panthenol, Silica Dimethyl Silylate, Squalane, Tocopherol
Reduces Irritation4
Eases discomfort and supports skin resilience.
Achillea Millefolium Extract, Allantoin, Madecassoside, Panthenol
Redness Reducing4
Soothes visible redness and calms irritation.
Achillea Millefolium Extract, Allantoin, Madecassoside, Niacinamide
Concerns
May Worsen Seborrheic Dermatitis2
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Castor Oil/Ipdi Copolymer
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ascorbyl Tetraisopalmitate, Helianthus Annuus Seed Oil
Ingredients Side-by-side
Water (in both products)
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
1,2-Hexanediol (in both products)
Skin Conditioning
Perfuming
Film Forming
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Acrylates/C10-30 Alkyl Acrylate Crosspolymer (in both products)
Emulsion Stabilising
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Water (in both products)
Skin Conditioning
1,2-Hexanediol (in both products)
Skin Conditioning
3-O-Ethyl Ascorbic Acid (in both products)
Skin Conditioning
- Vitamin C
- Vitamin C derivative (stable)
- Antioxidant
- Brightening
- Dark Spots
Skin Conditioning
Emollient
0 / 0
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Propanediol
Solvent, Viscosity Controlling
Propanediol is the organic compound that conforms to the formula
Learn more about Propanediol →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Caprylic/Capric Triglyceride
Fragrance, Perfuming, Occlusive, Solvent
Caprylic/Capric Triglyceride is the mixed triester of glycerin and caprylic and capric acids.
Learn more about Caprylic/Capric Triglyceride →Acrylates/C10-30 Alkyl Acrylate Crosspolymer
Emulsion Stabilising, Film Forming, Viscosity Controlling
Acrylates/C10-30 Alkyl Acrylate Crosspolymer isn't fungal acne safe.
Learn more about Acrylates/C10-30 Alkyl Acrylate Crosspolymer →Tromethamine
Buffering, Fragrance
1,3-Propanediol, 2-amino-2-(hydroxymethyl)-
Learn more about Tromethamine →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →3-O-Ethyl Ascorbic Acid
Skin Conditioning
3-O-Ethyl Ascorbic Acid is a vitamin C derivative.
Learn more about 3-O-Ethyl Ascorbic Acid →Allantoin
Skin Conditioning, Skin Protecting, Soothing
Urea, (2,5-dioxo-4-imidazolidinyl)-
Learn more about Allantoin →
Similar Comparisons
Each product against its closest dupes.
- View the comparison
Dr.Althea
Gentle Vitamin C Serum
Torriden
CELLMAZING Brightening Ampoule
- View the comparison
innisfree
Green Tea Enzyme Vitamin C Brightening Serum
innisfree
Green Tea Seed Hyaluronic Serum - Face Serum
- View the comparison
Dr.Althea
Gentle Vitamin C Serum
VT Cosmetics
Vitamin C+ Astaxanthin Serum
- View the comparison
innisfree
Green Tea Enzyme Vitamin C Brightening Serum
innisfree
Retinol Green Tea PDRN™ Firming Serum