La MermoisturizerTreat step

La Mer The Treatment Lotion Hydrating Sheet Mask for Hydration and Plumping

This sheet mask offers a concentrated dose of La Mer's signature hydration. It’s designed for a quick, five-minute treatment to impart a visible glow and plumpness, making it ideal for a pre-event boost or when skin needs an immediate refresh.

Sephora price

$220.00

Price matters most when you are trying to learn whether this lane belongs in your routine without turning the test into a luxury gamble.

Sephora reviews

4.3 / 5

About 24 reviews on the current Sephora source, so there is real volume behind the reputation.

Shoppers keep mentioning

HydratingGood for: Uneven TextureSkin PlumpingGood for: DrynessDrynessFine Lines and Wrinklesand Dullness and Uneven Texture

These are the shopper themes that keep showing up around this listing and shape why people open it in the first place.

Glass take

4.3 / 5 overall fit

A quick, luxurious hydration boost for dry or dull skin, best used as a targeted treatment rather than a daily staple.

La Mer The Treatment Lotion Hydrating Sheet Mask for Hydration and Plumping

Sephora snapshot refreshed April 23, 2026

Price, rating, review count, and source status come from Sephora. Glass adds the routine fit, overlap risk, and what to compare next.

View Sephora

What Sephora says

What this product is supposed to do

A mask that visibly plumps, hydrates, and nurtures the skin for a healthy-looking glow.

NormalDryCombinationand OilyDrynessFine Lines and Wrinklesand Dullness and Uneven Texture

Unfold and place onto clean skin for five minutes.

Remove and massage excess into skin for an ultimate hydration and radiant energy boost.

What Glass adds

What actually matters before you buy it

A high-end, express treatment mask that delivers on its promise of hydration and plumping. It’s a luxury item best suited for those seeking an instant skin pick-me-up, rather than a long-term treatment solution.

Instant Radiance

Users frequently mention the immediate glow and refreshed appearance after using the mask, highlighting its effectiveness for special occasions.

Luxury Experience

The high price is often justified by the premium feel, scent, and the spa-like experience the mask provides.

Best for

When this is a smart buy

  • Dry or dehydrated skin
  • Dullness and uneven texture
  • Anyone seeking an instant skin boost

Skip if

When this is the wrong lane

  • You prefer multi-step treatments
  • You are looking for a budget-friendly option
  • Your skin is already well-hydrated and plump

Routine fit

When to reach for this mask

This mask is best used after cleansing and before your usual serum and moisturizer. Its short five-minute application makes it perfect for a quick boost before makeup or as a mid-day refresh. It’s not intended for overnight use.

Why it works

Where it earns the slot and where it does not

The useful question is not whether this product is good in a vacuum. It is whether it makes your routine easier to run or just adds one more bottle with a familiar ingredient on it.

What it actually does well

  • Immediate hydration and plumping effects
  • Luxurious feel and experience
  • Convenient five-minute application

Where it starts to feel redundant

  • High price point
  • Short wear time (five minutes)
  • May not offer long-term benefits compared to leave-on treatments

Routine fit

Where it belongs in the stack

As a quick treatment

Apply to clean skin for five minutes. Remove the mask and gently massage any remaining essence into the skin. Follow with your regular serum and moisturizer.

Glass rating

How this formula scores in real life

4.3/ 5 overall

A quick, luxurious hydration boost for dry or dull skin, best used as a targeted treatment rather than a daily staple.

Hydration

4.5 / 5

Delivers immediate and noticeable hydration, leaving skin feeling plump and dewy.

Plumping

4.3 / 5

Visibly plumps the skin, reducing the appearance of fine lines for a smoother look.

Ease of Use

4.0 / 5

The five-minute application is convenient for a quick pick-me-up.

Full ingredient breakdown

Every ingredient, what it does, and whether I care

Solvent

Water\Aqua\Eau

Badness

0.0 / 10

The base for most cosmetic formulations.

Usually helps with

Hydration

Watch for

Soothing

Algae (Seaweed) Extract

Badness

1.0 / 10

Rich in minerals and antioxidants, known for its hydrating and skin-conditioning properties.

Usually helps with

Hydration, soothing

Watch for

Humectant

Glycerin

Badness

0.0 / 10

A common humectant that draws moisture to the skin.

Usually helps with

Hydration

Watch for

Humectant

Methyl Gluceth-20

Badness

0.0 / 10

A moisturizing agent derived from corn sugar.

Usually helps with

Hydration

Watch for

Emollient

Bis-Peg-18 Methyl Ether Dimethyl Silane

Badness

0.0 / 10

A silicone derivative that helps to soften and smooth the skin.

Usually helps with

Emollience

Watch for

Humectant

Butylene Glycol

Badness

0.0 / 10

A solvent and humectant that helps other ingredients penetrate the skin.

Usually helps with

Hydration

Watch for

Soothing

Hypnea Musciformis (Algae) Extract

Badness

1.0 / 10

A red algae extract known for its moisturizing and skin-conditioning benefits.

Usually helps with

Hydration, soothing

Watch for

Humectant

Sucrose

Badness

0.0 / 10

A sugar that can help attract and retain moisture.

Usually helps with

Hydration

Watch for

Humectant

Propanediol

Badness

0.0 / 10

A plant-derived humectant that improves skin hydration.

Usually helps with

Hydration

Watch for

Emollient

Sesamum Indicum (Sesame) Seed Oil

Badness

1.0 / 10

A nourishing oil rich in fatty acids and antioxidants.

Usually helps with

Nourishment, emollience

Watch for

Can be comedogenic for some skin types.

Exfoliant

Medicago Sativa (Alfalfa) Seed Powder

Badness

2.0 / 10

Contains saponins which can have mild exfoliating properties.

Usually helps with

Gentle exfoliation

Watch for

Can be irritating if used too frequently.

Emollient

Helianthus Annuus (Sunflower) Seedcake

Badness

1.0 / 10

A byproduct of sunflower oil extraction, rich in fatty acids.

Usually helps with

Emollience

Watch for

Emollient

Prunus Amygdalus Dulcis (Sweet Almond) Seed Meal

Badness

1.0 / 10

Contains fatty acids that help to soften and moisturize the skin.

Usually helps with

Emollience

Watch for

Potential allergen for those with nut allergies.

Fragrance

Eucalyptus Globulus (Eucalyptus) Leaf Oil

Badness

3.0 / 10

Provides a distinct scent and can have some antimicrobial properties, but can be irritating for sensitive skin.

Usually helps with

Scent

Watch for

Potential irritant, especially for sensitive skin.

Chelating Agent

Sodium Gluconate

Badness

0.0 / 10

Helps to stabilize the formula by binding to metal ions.

Usually helps with

Formula stability

Watch for

Skin Conditioning

Copper Gluconate

Badness

1.0 / 10

A mineral that plays a role in collagen production and skin repair.

Usually helps with

Skin repair

Watch for

Skin Conditioning

Calcium Gluconate

Badness

1.0 / 10

A mineral that supports skin barrier function.

Usually helps with

Barrier support

Watch for

Skin Conditioning

Magnesium Gluconate

Badness

1.0 / 10

A mineral that can help to calm and soothe the skin.

Usually helps with

Soothing

Watch for

Skin Conditioning

Zinc Gluconate

Badness

1.0 / 10

A mineral with antioxidant properties that can help regulate oil production.

Usually helps with

Oil regulation, antioxidant

Watch for

Antioxidant

Tocopheryl Succinate

Badness

1.0 / 10

A derivative of Vitamin E, providing antioxidant protection.

Usually helps with

Antioxidant protection

Watch for

Skin Conditioning

Niacin

Badness

1.0 / 10

A form of Vitamin B3 that can help improve skin barrier function and reduce inflammation.

Usually helps with

Barrier support, anti-inflammatory

Watch for

Exfoliant

Sesamum Indicum (Sesame) Seed Powder

Badness

2.0 / 10

Can provide mild physical exfoliation.

Usually helps with

Gentle exfoliation

Watch for

Potential for micro-tears if used too aggressively.

Antioxidant

Citrus Aurantifolia (Lime) Peel Extract

Badness

2.0 / 10

Contains Vitamin C and antioxidants, but can be photosensitizing.

Usually helps with

Antioxidant

Watch for

Potential photosensitizer; use with SPF.

Skin Conditioning

Glycine Soja (Soybean) Seed Extract

Badness

1.0 / 10

Rich in amino acids and peptides, known for its moisturizing and anti-aging properties.

Usually helps with

Moisturizing, anti-aging

Watch for

Potential allergen for those with soy allergies.

Peptide

Acetyl Hexapeptide-8

Badness

1.0 / 10

A peptide that mimics the effect of Botox, helping to relax facial muscles and reduce the appearance of wrinkles.

Usually helps with

Anti-wrinkle

Watch for

Peptide

Acetyl Dipeptide-1 Cetyl Ester

Badness

1.0 / 10

A peptide that helps to soothe and calm the skin, and can improve skin firmness.

Usually helps with

Soothing, firming

Watch for

Exfoliant

Sea Salt\Maris Sal\Sel Marin

Badness

2.0 / 10

Provides mineral benefits and can act as a gentle exfoliant.

Usually helps with

Mineralizing, gentle exfoliation

Watch for

Can be drying for some skin types.

Soothing

Codium Tomentosum Extract

Badness

1.0 / 10

A type of green algae known for its hydrating and skin-conditioning properties.

Usually helps with

Hydration, soothing

Watch for

Soothing

Gelidiella Acerosa Extract

Badness

1.0 / 10

A red algae extract that helps to condition and moisturize the skin.

Usually helps with

Conditioning, moisturizing

Watch for

Antioxidant

Caffeine

Badness

1.0 / 10

Can help to reduce puffiness and redness, and provides antioxidant benefits.

Usually helps with

De-puffing, antioxidant

Watch for

Soothing

Laminaria Saccharina Extract

Badness

1.0 / 10

A brown algae extract rich in minerals and vitamins, known for its hydrating and skin-renewing properties.

Usually helps with

Hydration, skin renewal

Watch for

Humectant

Alcaligenes Polysaccharides

Badness

1.0 / 10

A polysaccharide that helps to attract and retain moisture in the skin.

Usually helps with

Hydration

Watch for

Soothing

Dipotassium Glycyrrhizate

Badness

0.0 / 10

A derivative of licorice root, known for its anti-inflammatory and soothing properties.

Usually helps with

Soothing, anti-inflammatory

Watch for

Humectant

Glycereth-26

Badness

0.0 / 10

A humectant that provides moisturizing benefits.

Usually helps with

Hydration

Watch for

Soothing

Laminaria Digitata Extract

Badness

1.0 / 10

A nutrient-rich brown algae extract known for its revitalizing and hydrating properties.

Usually helps with

Revitalizing, hydration

Watch for

Skin Conditioning

Plankton Extract

Badness

1.0 / 10

A marine extract rich in nutrients that can help to improve skin texture and radiance.

Usually helps with

Skin texture, radiance

Watch for

Humectant

Glycosaminoglycans

Badness

1.0 / 10

A group of molecules that help to retain moisture in the skin, contributing to its plumpness.

Usually helps with

Hydration, plumping

Watch for

Soothing

Palmaria Palmata Extract

Badness

1.0 / 10

A red algae extract known for its antioxidant and skin-brightening properties.

Usually helps with

Antioxidant, brightening

Watch for

Solubilizer

Peg-8

Badness

0.0 / 10

A polyethylene glycol that helps to dissolve ingredients.

Usually helps with

Solubilizing

Watch for

Preservative

Ethylhexylglycerin

Badness

1.0 / 10

A preservative that also has skin-conditioning properties.

Usually helps with

Preservation, skin conditioning

Watch for

Can be a mild irritant for some.

Humectant

Sodium Pca

Badness

0.0 / 10

A component of the skin's natural moisturizing factor, helping to attract and bind moisture.

Usually helps with

Hydration

Watch for

Humectant

Urea

Badness

0.0 / 10

A humectant that helps to hydrate and soften the skin.

Usually helps with

Hydration, softening

Watch for

Emulsifier

Ppg-5-Ceteth-20

Badness

1.0 / 10

An emulsifier that helps to blend oil and water ingredients.

Usually helps with

Emulsifying

Watch for

Emulsifier

Jojoba Wax Peg-120 Esters

Badness

1.0 / 10

A wax ester that acts as an emulsifier and thickener.

Usually helps with

Emulsifying, thickening

Watch for

Emulsifier

Polysorbate 20

Badness

1.0 / 10

A surfactant and emulsifier that can help to solubilize fragrances and oils.

Usually helps with

Emulsifying, solubilizing

Watch for

Can be a mild irritant for some.

Thickener

Carbomer

Badness

0.0 / 10

A thickening agent used to create gel-like textures.

Usually helps with

Texture

Watch for

Skin Conditioning

Yeast Extract\Faex\Extrait De Levure

Badness

1.0 / 10

Rich in amino acids and peptides, known for its revitalizing and skin-conditioning properties.

Usually helps with

Revitalizing, skin conditioning

Watch for

Humectant

Sodium Hyaluronate

Badness

0.0 / 10

A form of hyaluronic acid that attracts and retains moisture, plumping the skin.

Usually helps with

Hydration, plumping

Watch for

Thickener

Xanthan Gum

Badness

0.0 / 10

A natural thickening agent derived from fermented sugar.

Usually helps with

Texture

Watch for

Humectant

Pentylene Glycol

Badness

0.0 / 10

A humectant that also has antimicrobial properties.

Usually helps with

Hydration, preservation

Watch for

Humectant

Trehalose

Badness

0.0 / 10

A sugar that helps to protect skin cells from dehydration.

Usually helps with

Hydration, protection

Watch for

Emulsifier

Laureth-3

Badness

1.0 / 10

An emulsifier that helps to blend oil and water.

Usually helps with

Emulsifying

Watch for

Skin Conditioning

Hydrolyzed Yeast Protein

Badness

1.0 / 10

A protein derived from yeast that helps to condition and moisturize the skin.

Usually helps with

Conditioning, moisturizing

Watch for

Thickener

Hydroxyethylcellulose

Badness

0.0 / 10

A cellulose derivative used as a thickening and stabilizing agent.

Usually helps with

Texture, stability

Watch for

Humectant

Caprylyl Glycol

Badness

1.0 / 10

A humectant that also acts as a preservative booster.

Usually helps with

Hydration, preservation

Watch for

Fragrance

Fragrance (Parfum)

Badness

5.0 / 10

Adds a scent to the product. Can be a common cause of skin irritation and allergic reactions.

Usually helps with

Scent

Watch for

Potential irritant and allergen, especially for sensitive skin.

Skin Conditioning

Tourmaline

Badness

2.0 / 10

A semi-precious mineral believed to have energizing properties, though scientific evidence is limited.

Usually helps with

Skin conditioning

Watch for

Effectiveness is largely anecdotal.

Stabilizer

Hydroxypropyl Cyclodextrin

Badness

1.0 / 10

A cyclodextrin derivative used to stabilize and deliver active ingredients.

Usually helps with

Stabilizing

Watch for

Skin Conditioning

Glycine Soja (Soybean) Protein

Badness

1.0 / 10

A protein derived from soybeans that helps to condition and moisturize the skin.

Usually helps with

Conditioning, moisturizing

Watch for

Potential allergen for those with soy allergies.

Solvent

Alcohol Denat

Badness

4.0 / 10

Denatured alcohol can be drying and irritating for some skin types, though it can help ingredients penetrate.

Usually helps with

Solvent

Watch for

Can be drying and irritating, especially for dry or sensitive skin.

pH Adjuster

Sodium Hydroxide

Badness

0.0 / 10

Used to adjust the pH of the product to be compatible with skin.

Usually helps with

pH balance

Watch for

Emulsifier

Lecithin

Badness

0.0 / 10

A phospholipid that acts as an emulsifier and skin conditioner.

Usually helps with

Emulsifying, conditioning

Watch for

Humectant

Polyquaternium-51

Badness

1.0 / 10

A polymer that forms a moisturizing film on the skin.

Usually helps with

Hydration

Watch for

Chelating Agent

Disodium Edta

Badness

0.0 / 10

Helps to improve the stability and efficacy of the formula.

Usually helps with

Formula stability

Watch for

Fragrance

Citronellol

Badness

4.0 / 10

A fragrance ingredient that can be a common allergen.

Usually helps with

Scent

Watch for

Potential allergen.

Fragrance

Geraniol

Badness

4.0 / 10

A fragrance ingredient that can be a common allergen.

Usually helps with

Scent

Watch for

Potential allergen.

Fragrance

Hydroxycitronellal

Badness

4.0 / 10

A fragrance ingredient that can be a common allergen.

Usually helps with

Scent

Watch for

Potential allergen.

Fragrance

Linalool

Badness

4.0 / 10

A fragrance ingredient that can be a common allergen.

Usually helps with

Scent

Watch for

Potential allergen.

Fragrance

Limonene

Badness

4.0 / 10

A fragrance ingredient derived from citrus peels that can be a common allergen.

Usually helps with

Scent

Watch for

Potential allergen and irritant.

Preservative

Potassium Sorbate

Badness

1.0 / 10

A common preservative used to prevent microbial growth.

Usually helps with

Preservation

Watch for

Preservative

Chlorphenesin

Badness

2.0 / 10

A preservative that can sometimes cause skin irritation.

Usually helps with

Preservation

Watch for

Potential irritant for sensitive skin.

Preservative

Phenoxyethanol

Badness

2.0 / 10

A common preservative that can be a mild irritant for some.

Usually helps with

Preservation

Watch for

Potential irritant for sensitive skin.

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FAQ

The fast answers people actually need

Is this mask good for dry skin?

Yes, this mask is specifically designed to provide intense hydration and plumpness, making it an excellent choice for dry and dehydrated skin types.

How often should I use this sheet mask?

Due to its potent formula and price point, it's best used as an occasional treatment, perhaps once or twice a week, or before a special event for an instant boost.

Can I use this mask if I have sensitive skin?

While it contains soothing ingredients like Dipotassium Glycyrrhizate, the fragrance and alcohol denat. could be potential irritants for very sensitive skin. It's always recommended to patch test first.

La Mer The Treatment Lotion Hydrating Sheet Mask Review and Routine Fit | Glass