Medicube
Red 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 20.00 · checked 26 Sept 2026 · brand's site
Brand price
Not recorded · brand's site

At a Glance

They come out differently on Fragrance-free, Alcohol-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

Hydrating13
Boosts hydration and relieves dry, tight skin.
Betaine, Butylene Glycol, Camellia Sinensis Leaf Extract, Caprylic/Capric Triglyceride, Ceramide NP, Dipotassium Glycyrrhizate, Glycerin, Panthenol, Propanediol, Tocopherol, Trehalose, Xylitol, Zinc PCA
Barrier Repair13
Strengthens and restores the skin's natural barrier.
Allantoin, Aloe Barbadensis Flower Extract, Betaine, Camellia Sinensis Leaf Extract, Caprylic/Capric Triglyceride, Ceramide NP, Glycerin, Isododecane, Melaleuca Alternifolia Leaf Oil, Niacinamide, Panthenol, Tocopherol, Xylitol
Reduces Irritation7
Eases discomfort and supports skin resilience.
Allantoin, Camellia Sinensis Leaf Extract, Centella Asiatica Leaf Extract, Dipotassium Glycyrrhizate, Panthenol, Salix Alba Bark Extract, Zinc PCA
Redness Reducing4
Soothes visible redness and calms irritation.
Allantoin, Centella Asiatica Leaf Extract, Niacinamide, Salix Alba Bark 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 Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
C12-14 Alketh-12, Ceramide NP, Hydrogenated Lecithin, Sodium Stearoyl Glutamate, Sorbitan Oleate
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
May Worsen Irritation3
May cause stinging, redness or sensitivity.
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
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
1,2-Hexanediol (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
Solvent
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 →Dipropylene Glycol
Fragrance, Perfuming, Solvent, Viscosity Controlling
1,1'-Oxydipropan-2-ol; Oxydipropan-2-ol; Hydroxypropyloxypropanol
Learn more about Dipropylene Glycol →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 →Xylitol
Anti-seborrheic, Deodorant, Flavouring, Humectant, Humectant
Xylitol is the pentahydric alcohol that conforms to the formula
Learn more about Xylitol →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Trehalose
Humectant, Moisturising
alpha-D-Glucopyranoside, alpha-D-glucopyranosyl
Learn more about Trehalose →Pentylene Glycol
Skin Conditioning, Solvent
1,2-Dihydroxypentane
Learn more about Pentylene Glycol →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 →Vinyl Dimethicone
Viscosity Controlling
Vinyl Dimethicone is a silicone.
Learn more about Vinyl Dimethicone →
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