Dr.Althea
Gentle Vitamin C SerumRojukiss
PHYTO-RETINOL FIRM SMOOTH SERUMA serum built around Niacinamide and Vitamin C derivative, for barrier repair and hydration.
A serum built around Niacinamide and Bakuchiol, for smoothing and hydration.
Brand price
USD 23.90 · checked 26 Sept 2026 · brand's site
Brand price
Not recorded · brand's site

At a Glance

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Key Ingredients

Astringent (witch hazel / tannin)1
Tannin-bearing astringents such as witch hazel.

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
Hydrating6
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Collagen, Glycerin, Hydrolyzed Collagen, Propanediol, Soluble Collagen
Barrier Repair6
Strengthens and restores the skin's natural barrier.
Bakuchiol, Caprylyl Glycol, Glycerin, Hydrolyzed Collagen, Niacinamide, Soluble Collagen Crosspolymer

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 Dermatitis7
May feed the yeast involved in seborrheic dermatitis.
Polyacrylate Crosspolymer-6, Polyglyceryl-10 Laurate, Polyglyceryl-4 Laurate, Polysorbate 20, Potassium Cocoyl Hydrolyzed Collagen, Potassium Myristoyl Hydrolyzed Collagen, Sodium Soy Hydrolyzed Collagen

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
Emulsion Stabilising
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
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
Solvent
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 →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →Caprylyl Glycol
Deodorant, Hair Conditioning, Skin Conditioning, Emollient
Caprylyl Glycol is the diol that conforms to the formula
Learn more about Caprylyl Glycol →
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