Dr.Althea
Aqua Marine Deep SerumA serum built around Niacinamide and Centella asiatica, for soothing irritation and reducing redness.
A serum built around Niacinamide and Panthenol, for hydration and barrier repair.
Brand price
USD 129.00 · checked 28 Sept 2026 · brand's site
Brand price
USD 18.60 · checked 26 Sept 2026 · brand's site

At a Glance

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

Key Ingredients

Centella asiatica (Cica)5
Centella asiatica (cica), used to calm irritation.
Asiatic Acid, Asiaticoside, Centella Asiatica Extract, Madecassic Acid, Madecassoside
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
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

Hydrating5
Boosts hydration and relieves dry, tight skin.
Aloe Barbadensis Leaf Extract, Butylene Glycol, Glycerin, Panthenol, Sodium Hyaluronate
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Aloe Barbadensis Leaf Extract, Centella Asiatica Extract, Fucus Vesiculosus Extract, Glycerin, Hydroxypropyl Bispalmitamide MEA, Niacinamide, Panthenol
Reduces Irritation7
Eases discomfort and supports skin resilience.
Asiatic Acid, Asiaticoside, Centella Asiatica Extract, Fucus Vesiculosus Extract, Madecassic Acid, Madecassoside, Panthenol
Redness Reducing7
Soothes visible redness and calms irritation.
Asiatic Acid, Asiaticoside, Centella Asiatica Extract, Fucus Vesiculosus Extract, Madecassic Acid, Madecassoside, Niacinamide
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 Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.

Ingredients Side-by-side

Water (in both products)
Skin Conditioning
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
Centella Asiatica Extract (in both products)
Cleansing
- Centella asiatica (Cica)
- Barrier Repair
- Redness Reducing
- Reduces Irritation
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Skin Conditioning
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
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
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 →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 →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Centella Asiatica Extract
Cleansing, Skin Conditioning, Smoothing, Soothing, Tonic
Centella Asiatica Extract is centella (cica).
Learn more about Centella Asiatica Extract →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Adenosine
Skin Conditioning
6-Amino-9-beta-D-ribofuranosyl-9H-purine
Learn more about Adenosine →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 →Disodium EDTA
Chelating, Viscosity Controlling
Disodium dihydrogen ethylenediaminetetraacetate
Learn more about Disodium EDTA →
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