Dr.Althea
Aqua Marine Deep SerumA serum built around Niacinamide, for hydration and barrier repair.
A serum built around Niacinamide and Panthenol, for hydration and barrier repair.
Brand price
Not recorded · brand's site
Brand price
USD 18.60 · checked 26 Sept 2026 · brand's site
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At a Glance

They come out differently on Pore-clogger-free and Vegan; those rows are shaded. Tap any answer to see why.

Key Ingredients

Centella asiatica (Cica)1
Centella asiatica (cica), used to calm irritation.
Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.

Benefits

Hydrating11
Boosts hydration and relieves dry, tight skin.
Acetyl Hexapeptide-8, Butylene Glycol, Collagen Water, Galactomyces Ferment Filtrate, Glycereth-26, Glycerin, Hydrolyzed Hyaluronic Acid, Hydrolyzed Sclerotium Gum, Propanediol, Sucrose, Tripropylene Glycol
Barrier Repair5
Strengthens and restores the skin's natural barrier.
Ceratonia Siliqua Gum, Glycerin, Hydrolyzed Sclerotium Gum, Niacinamide, Tripeptide-1
Hydrating8
Boosts hydration and relieves dry, tight skin.
Butylene Glycol, Fructooligosaccharides, Glycerin, Hydrolyzed Hyaluronic Acid, Panthenol, Propanediol, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer
Barrier Repair6
Strengthens and restores the skin's natural barrier.
Centella Asiatica Extract, Glycerin, Laminaria Japonica Extract, Niacinamide, Oleyl Alcohol, Panthenol
Reduces Irritation2
Eases discomfort and supports skin resilience.
Redness Reducing2
Soothes visible redness and calms irritation.

Concerns

May Worsen Seborrheic Dermatitis4
May feed the yeast involved in seborrheic dermatitis.
Acetyl Hexapeptide-8, Palmitoyl Pentapeptide-4, Palmitoyl Tripeptide-38, Palmitoyl Tripeptide-5
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.

Ingredients Side-by-side

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
Water (in both products)
Skin Conditioning
Antioxidant
Skin Conditioning
1,2-Hexanediol (in both products)
Skin Conditioning
Water (in both products)
Skin Conditioning
Skin Conditioning
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Skin Conditioning
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
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 →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 →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Sodium Chloride
Bulking, Fragrance, Oral Care, Viscosity Controlling
Sodium chloride
Learn more about Sodium Chloride →Adenosine
Skin Conditioning
6-Amino-9-beta-D-ribofuranosyl-9H-purine
Learn more about Adenosine →Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →Hydrolyzed Hyaluronic Acid
Hair Conditioning, Humectant, Skin Conditioning
Hydrolyzed Hyaluronic Acid is the hydrolysate of Hyaluronic Acid derived by acid, enzyme or other method of hydrolysis
Learn more about Hydrolyzed Hyaluronic Acid →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 →
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