Image: Dr.Althea
Dr.Althea
15% Niacinamide Purity Serum
A serum built around Niacinamide and Zinc salt, for hydration and barrier repair.
Brand price
USD 23.90 · checked 26 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Dark spots & pigmentation
- Dullness
- Large pores
- Uneven texture
- Oiliness & shine
What's inside
Ingredients List
4 trigger at least one check · 15 trigger none
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Key Ingredients
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
Acne Fighting3
Helps clear breakouts and keep pores clear.
Antioxidant3
Shields skin from free radical damage.
Melaleuca Alternifolia Leaf Oil, Tocopherol, Vitis Vinifera Seed Extract
Anti-Pollution4
Helps defend against airborne pollutants.
Glycerin, Melaleuca Alternifolia Leaf Oil, Tocopherol, Vitis Vinifera Seed Extract
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 Worsen Eczema2
May worsen itching or irritation for eczema-prone skin.
Melaleuca Alternifolia Leaf Oil, Rosmarinus Officinalis Leaf Oil
May Worsen Rosacea2
Can trigger flare-ups in rosacea-prone skin.
Melaleuca Alternifolia Leaf Oil, Rosmarinus Officinalis Leaf Oil
Ingredients Explained
Click on any ingredient to learn more about it
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 →Polyglyceryl-10 Laurate
Skin Conditioning, Emulsifying
Polyglyceryl-10 Laurate isn't fungal acne safe.
Learn more about Polyglyceryl-10 Laurate →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 →
Dupes
- COSRX The Niacinamide 15 Serum79% match
- Biodance Radiant Vita Niacinamide Serum74% match
- Wellage Real Cica Calming 95 Trouble Ampoule72% match
- Beauty of Joseon Glow Serum : Propolis + Niacinamide72% match
- Skin1004 Tone Brightening Capsule Ampoule71% match
- Beauty of Joseon Glow Deep Serum : Rice + Alpha-Arbutin70% match