La Roche-Posay Effaclar Supramolecular Oil & Pores Correct Mattifying Moisturizer vs Dr.Althea 345 Relief Cream

La Roche-Posay

Dr.Althea

A face moisturizer built around Niacinamide and AHA, for smoothing and barrier repair.

A face moisturizer built around Niacinamide and Panthenol, for hydration and barrier repair.

Face moisturizer

22 ingredients

38 ingredients

Brand price

USD 25.99 · checked 25 Sept 2026 · brand's site

Brand price

USD 27.00 · checked 26 Sept 2026 · brand's site

No retailer listed yet

Brand from France

Brand from South Korea

At a Glance

They come out differently on Fragrance-free, Alcohol-free, Silicone-free and Oil-free; those rows are shaded. Tap any answer to see why.

Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol
AHA2
Alpha hydroxy acids — water-soluble chemical exfoliants.
Citric Acid, Lactic Acid
BHA1
Beta hydroxy acid — oil-soluble, so it works inside the pore.
Salicylic Acid
Lactic acid1
An AHA that also acts as a humectant.
Lactic Acid

Ceramide1
Skin-identical lipids that hold the barrier together.
Ceramide NP
Vitamin E1
Tocopherols — fat-soluble antioxidants.
Tocopherol
Panthenol (provitamin B5)1
Provitamin B5 — a humectant and soother.
Panthenol
Centella asiatica (Cica)3
Centella asiatica (cica), used to calm irritation.
Centella Asiatica Extract, Centella Asiatica Leaf Water, Madecassoside

Hydrating3
Boosts hydration and relieves dry, tight skin.
Glycerin, Lactic Acid, Tocopherol
Barrier Repair7
Strengthens and restores the skin's natural barrier.
Caprylyl Glycol, Cetearyl Isononanoate, Glycerin, Glycine Soja Oil, Niacinamide, Silica Silylate, Tocopherol
Redness Reducing1
Soothes visible redness and calms irritation.
Niacinamide
Smoothing8
Refines rough or uneven texture.
Caprylyl Glycol, Cetearyl Isononanoate, Citric Acid, Glycine Soja Oil, Lactic Acid, Niacinamide, Salicylic Acid, Silica Silylate

May Trigger Acne2
Can clog pores or trigger breakouts.
Glycine Soja Oil, Tocopherol
May Worsen Seborrheic Dermatitis3
May feed the yeast involved in seborrheic dermatitis.
Cetearyl Isononanoate, Glycine Soja Oil, Polyglyceryl-2 Isostearate
May Worsen Keratosis Pilaris2
May clog follicles or strip skin prone to keratosis pilaris.
Glycine Soja Oil, Tocopherol
May Worsen Oily Skin1
May increase shine or excess oil.
Glycine Soja Oil

May Trigger Acne1
Can clog pores or trigger breakouts.
Tocopherol
May Worsen Seborrheic Dermatitis5
May feed the yeast involved in seborrheic dermatitis.
Acrylates/C10-30 Alkyl Acrylate Crosspolymer, C12-20 Alkyl Glucoside, C14-22 Alcohols, Ceramide NP, Sodium Stearoyl Glutamate
May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
Tocopherol
May Worsen Irritation1
May cause stinging, redness or sensitivity.
Tocopherol

Show highlights for:

Aqua (in both products)
Solvent
0 / —
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Alcohol Denat.
Fragrance
0 / —
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
Cetearyl Isononanoate
Emollient
- Fatty esters (glyceryl stearate, PEG-100 stearate)
- May Worsen Seborrheic Dermatitis
Sodium Carbomer
Gel Forming
0-1 / —
Glycine Soja Oil
Emollient
3 / 0
- Plant oils and butters (coconut, olive, shea)
- Plant or mineral oil
- Barrier Repair
- May Trigger Acne
- May Worsen Keratosis Pilaris
- May Worsen Oily Skin
- May Worsen Seborrheic Dermatitis
Sodium Hydroxide
Buffering
0 / —
Silica
Abrasive
0-1 / —
Silica Silylate
Emollient

Aqua (in both products)
Solvent
0 / —
Melaleuca Alternifolia Leaf Water
Antimicrobial
Propanediol
Viscosity Controlling
0-1 / —
- Hydrating
Glycerin (in both products)
Humectant
0 / 0
- Possibly animal-derived
- Hydrating
1,2-Hexanediol
Skin Conditioning
Hydrogenated Polydecene
Emollient
Vinyl Dimethicone
Viscosity Controlling
0-1 / —
- Silicones
C14-22 Alcohols
Emulsion Stabilising
- Fatty alcohols (Malassezia)
- May Worsen Seborrheic Dermatitis
Niacinamide (in both products)
Smoothing
0 / —
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
Caprylic/Capric Triglyceride
Occlusive
1 / 1

These ingredients are found in both products.

Ingredients higher up in an ingredient list are typically present in a larger amount.

Aqua
Solvent
Water
Learn more about Aqua →
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 →
Tocopherol
Antioxidant, Fragrance, Skin Conditioning, Occlusive
Tocopherol is vitamin E.
Learn more about Tocopherol →