Dr.Althea
15% Niacinamide Purity SerumRojukiss
CeraB12 SKIN RESET SERUMA serum built around Niacinamide and Zinc salt, for hydration and barrier repair.
A serum built around Niacinamide and Panthenol, for hydration and barrier repair.
Brand price
USD 23.90 · checked 26 Sept 2026 · brand's site
Brand price
Not recorded · brand's site
At a Glance
They come out differently on Fragrance-free, Silicone-free and Oil-free; those rows are shaded. Tap any answer to see why.
Key Ingredients
Fatty alcohol1
Waxy fatty alcohols used as emollients and thickeners; unrelated to drying alcohol.
Ceramide3
Skin-identical lipids that hold the barrier together.
Benefits
Hydrating5
Boosts hydration and relieves dry, tight skin.
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Glycerin, Melaleuca Alternifolia Leaf Oil, Niacinamide, Tocopherol, Vitis Vinifera Seed Extract
Hydrating16
Boosts hydration and relieves dry, tight skin.
Anhydroxylitol, Butylene Glycol, Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Ceramide AP, Ceramide EOP, Ceramide NP, Glycereth-26, Glycerin, Panthenol, Polyglutamic Acid, Stearic Acid, Tocopherol, Trehalose, Xylitol, Xylitylglucoside
Barrier Repair16
Strengthens and restores the skin's natural barrier.
Butyrospermum Parkii Butter, Caprylic/Capric Triglyceride, Caprylyl Glycol, Centella Asiatica Extract, Ceramide AP, Ceramide EOP, Ceramide NP, Cetearyl Alcohol, Cetearyl Olivate, Glycerin, Glyceryl Stearate, Niacinamide, Panthenol, Stearic Acid, Tocopherol, Xylitol
Reduces Irritation3
Eases discomfort and supports skin resilience.
Redness Reducing3
Soothes visible redness and calms irritation.
Concerns
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
May Worsen Irritation3
May cause stinging, redness or sensitivity.
Melaleuca Alternifolia Leaf Oil, Rosmarinus Officinalis Leaf Oil, Tocopherol
May Trigger Acne4
Can clog pores or trigger breakouts.
Ascorbyl Palmitate, Cetearyl Alcohol, Stearic Acid, Tocopherol
May Worsen Seborrheic Dermatitis15
May feed the yeast involved in seborrheic dermatitis.
Ascorbyl Palmitate, Butyrospermum Parkii Butter, Ceramide AP, Ceramide As, Ceramide EOP, Ceramide NP, Ceramide Ns, Cetearyl Alcohol, Cetearyl Olivate, Glyceryl Stearate, Hydrogenated Lecithin, Polysorbate 60, Sorbitan Olivate, Sorbitan Stearate, Stearic Acid
May Worsen Keratosis Pilaris4
May clog follicles or strip skin prone to keratosis pilaris.
Ascorbyl Palmitate, Cetearyl Alcohol, Stearic Acid, Tocopherol
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
Emulsifying
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Ethylhexylglycerin (in both products)
Skin Conditioning
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
Skin Conditioning
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- Hydrating
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Perfuming
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 →Pentylene Glycol
Skin Conditioning, Solvent
1,2-Dihydroxypentane
Learn more about Pentylene Glycol →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →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 →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Glycerin
Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care, Perfuming, Humectant, Skin Protecting, Solvent, Viscosity Controlling
Glycerin may be plant, synthetic or animal depending on the supplier.
Learn more about Glycerin →Trehalose
Humectant, Moisturising
alpha-D-Glucopyranoside, alpha-D-glucopyranosyl
Learn more about Trehalose →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Tocopherol
Antioxidant, Fragrance, Skin Conditioning, Occlusive
Tocopherol is vitamin E.
Learn more about Tocopherol →
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