La MerserumTreat step

La Mer The Revitalizing Hydrating Serum for Hydration and Radiance

This La Mer serum focuses on delivering deep hydration and enhancing skin's natural radiance. Its potent blend of marine-derived ingredients works to energize the skin, making it appear healthier and more luminous. The lightweight texture absorbs quickly, making it suitable for various skin types, though it particularly shines for those dealing with dryness and dullness.

Sephora price

$285.00

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

4.0 / 5

About 31 reviews on the current Sephora source, so there is real volume behind the reputation.

Shoppers keep mentioning

Without ParabensGood for: DrynessBest for Dry, Combo, Normal SkinGood for: Uneven TextureWithout PhthalatesHydratingMiracle Broth™: Cell-supporting elixir floods skin with energy.Deep Hydration Ferment™: Tiny micro-droplets absorb rapidly, flood skin with hydration on contact.Youth Activating Ferment™: Ultra-powered marine peptides and key nutrients support skin.DrynessDullnessand 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

4.0 / 5 overall fit

A rich, hydrating serum that delivers a radiant glow, particularly beneficial for dry and combination skin types seeking to combat dullness and uneven texture.

La Mer The Revitalizing Hydrating Serum for Hydration and Radiance

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

An ultra-lightweight yet powerful hydration serum that nurtures skin with sea-sourced energy for your most radiant, healthy complexion yet

NormalDryCombinationand OilyDrynessDullnessand Uneven Texture

Apply serum onto fingertips and gently sweep one to two drops over your face and neck, morning and evening.

For optimal hydration and glow, make this serum a regular part of your daily skincare routine.

Follow with your favorite La Mer moisturizer and skincare treatments.

Use with: The Treatment Lotion, The Lifting Firming Serum, The Eye Concentrate, Crème de la Mer, The Moisturizing Soft Cream, or The Moisturizing Fresh Cream (all sold separately).

What Glass adds

What actually matters before you buy it

This serum is a solid choice for anyone prioritizing hydration and a brighter complexion. Its formulation is rich in humectants and beneficial marine extracts, suitable for dry, normal, and combination skin. While it targets dullness and uneven texture effectively, those with very oily skin might find it too rich, and it may be redundant if your routine already includes multiple hydrating serums.

The hydration experience

Users love how this serum makes their skin feel instantly quenched and keeps it hydrated throughout the day. It's described as a 'drink of water' for the skin.

Visible radiance boost

Many reviewers note a significant improvement in their skin's glow and overall healthy appearance after consistent use.

Best for

When this is a smart buy

  • Dry, normal, and combination skin
  • Anyone seeking enhanced hydration and radiance
  • Improving skin's texture and luminosity

Skip if

When this is the wrong lane

  • You have very oily skin and prefer lightweight, oil-free formulas
  • You are sensitive to fragrance
  • Your routine is already packed with multiple hydrating serums

Routine fit

How to integrate this serum

Apply one to two drops to your fingertips and gently sweep over your face and neck. It fits best after cleansing and toning, and before your moisturizer. For optimal results, use it both morning and night as a consistent part of your skincare ritual.

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

  • Deeply hydrating
  • Improves skin radiance and glow
  • Smooths skin texture
  • Contains beneficial marine extracts
  • Lightweight yet effective

Where it starts to feel redundant

  • Contains fragrance, which can be irritating for some
  • High price point
  • May be too rich for very oily skin types
  • Can be redundant if you already use many hydrating serums

Routine fit

Where it belongs in the stack

Morning and Night

This serum is designed for daily use, both in your morning and evening routines. Applying it twice a day maximizes its hydrating and radiance-boosting benefits.

Glass rating

How this formula scores in real life

4.0/ 5 overall

A rich, hydrating serum that delivers a radiant glow, particularly beneficial for dry and combination skin types seeking to combat dullness and uneven texture.

Hydration

4.5 / 5

Users consistently report a significant boost in skin hydration, leaving it feeling plump and comfortable.

Radiance

4.2 / 5

The serum is praised for its ability to impart a healthy glow and improve overall skin luminosity.

Texture

4.0 / 5

Many find it helps to smooth and refine skin texture, making it feel softer and more even.

Full ingredient breakdown

Every ingredient, what it does, and whether I care

Solvent

Declustered Water (-)\Aqua\Eau De-Structuree (-)

Badness

0.0 / 10

Purified water used as a base for the formula.

Usually helps with

Hydration

Watch for

Solvent

Declustered Water (+)\Aqua\Eau De-Structuree (+)

Badness

0.0 / 10

Purified water used as a base for the formula.

Usually helps with

Hydration

Watch for

Humectant

Butylene Glycol

Badness

1.0 / 10

A common solvent and humectant that helps to draw moisture into the skin.

Usually helps with

Hydration

Watch for

Can be a mild irritant for some sensitive skin types.

Humectant

Glycerin

Badness

0.0 / 10

A highly effective humectant that draws water into the skin, improving hydration and barrier function.

Usually helps with

Hydration, barrier support

Watch for

Antioxidant

Algae (Seaweed) Extract

Badness

1.0 / 10

Rich in vitamins, minerals, and antioxidants, it can help to soothe, hydrate, and protect the skin.

Usually helps with

Soothing, hydration, antioxidant protection

Watch for

Emollient

Bis-Peg-12 Dimethicone

Badness

2.0 / 10

A silicone derivative that provides emollience and can help to improve skin feel.

Usually helps with

Emollience, skin feel

Watch for

Silicones can sometimes feel heavy or occlusive on certain skin types.

Emulsifier

Hydrogenated Lecithin

Badness

0.0 / 10

A phospholipid that acts as an emulsifier and skin-conditioning agent, helping to stabilize the formula and improve skin texture.

Usually helps with

Emulsifying, skin conditioning

Watch for

Emollient

Caprylic/Capric Triglyceride

Badness

0.0 / 10

Derived from coconut oil and glycerin, it's an excellent emollient that replenishes the skin.

Usually helps with

Emollience, skin barrier replenishment

Watch for

Humectant

Sucrose

Badness

0.0 / 10

A sugar that can act as a humectant, attracting moisture to the skin.

Usually helps with

Hydration

Watch for

Emollient

Limnanthes Alba (Meadowfoam) Seed Oil

Badness

0.0 / 10

A highly stable oil that is rich in fatty acids, providing excellent emollience and skin conditioning.

Usually helps with

Emollience, skin conditioning

Watch for

Emollient

Sesamum Indicum (Sesame) Seed Oil

Badness

1.0 / 10

A rich emollient oil with antioxidant properties.

Usually helps with

Emollience, antioxidant

Watch for

Can be comedogenic for some acne-prone skin types.

Skin Conditioning

Medicago Sativa (Alfalfa) Seed Powder

Badness

0.0 / 10

Contains vitamins and minerals that can benefit skin health.

Usually helps with

Skin conditioning

Watch for

Skin Conditioning

Helianthus Annuus (Sunflower) Seedcake

Badness

0.0 / 10

A byproduct of sunflower oil extraction, it contains beneficial compounds for skin.

Usually helps with

Skin conditioning

Watch for

Skin Conditioning

Prunus Amygdalus Dulcis (Sweet Almond) Seed Meal

Badness

0.0 / 10

Contains fatty acids and vitamins that nourish the skin.

Usually helps with

Skin nourishment

Watch for

Fragrance

Eucalyptus Globulus (Eucalyptus) Leaf Oil

Badness

3.0 / 10

Provides a scent and can have some astringent properties.

Usually helps with

Fragrance

Watch for

Can be a skin irritant for some, especially in higher concentrations.

Chelating Agent

Sodium Gluconate

Badness

0.0 / 10

Helps to improve the stability of the formula.

Usually helps with

Formula stability

Watch for

Skin Conditioning

Copper Gluconate

Badness

1.0 / 10

A mineral salt that plays a role in skin health and repair.

Usually helps with

Skin repair

Watch for

Skin Conditioning

Calcium Gluconate

Badness

0.0 / 10

A mineral salt that can help to support skin barrier function.

Usually helps with

Barrier support

Watch for

Skin Conditioning

Magnesium Gluconate

Badness

0.0 / 10

A mineral salt that can help to support skin health.

Usually helps with

Skin health

Watch for

Skin Conditioning

Zinc Gluconate

Badness

1.0 / 10

A mineral salt that can help to regulate oil production and has anti-inflammatory properties.

Usually helps with

Oil regulation, anti-inflammatory

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 to improve skin barrier function and reduce inflammation.

Usually helps with

Barrier function, anti-inflammatory

Watch for

Exfoliant

Sesamum Indicum (Sesame) Seed Powder

Badness

2.0 / 10

Can provide gentle exfoliation.

Usually helps with

Gentle exfoliation

Watch for

Physical exfoliants can be too harsh for some skin types.

Antioxidant

Citrus Aurantifolia (Lime) Peel Extract

Badness

2.0 / 10

Contains antioxidants and can have brightening properties.

Usually helps with

Antioxidant, brightening

Watch for

Citrus extracts can be phototoxic and may cause irritation.

Skin Conditioning

Commiphora Mukul Resin Extract

Badness

1.0 / 10

Derived from a plant resin, it is believed to have skin-firming properties.

Usually helps with

Skin firming

Watch for

Skin Conditioning

Codium Tomentosum Extract

Badness

1.0 / 10

A type of algae extract known for its moisturizing properties.

Usually helps with

Moisturizing

Watch for

Antioxidant

Polygonum Cuspidatum Root Extract

Badness

1.0 / 10

A source of resveratrol, a potent antioxidant.

Usually helps with

Antioxidant protection

Watch for

Antioxidant

Vitis Vinifera (Grape) Seed Extract

Badness

1.0 / 10

Rich in antioxidants, particularly proanthocyanidins, which protect the skin.

Usually helps with

Antioxidant protection

Watch for

Skin Conditioning

Humulus Lupulus (Hops) Extract

Badness

1.0 / 10

Contains compounds that can help to soothe and condition the skin.

Usually helps with

Soothing, skin conditioning

Watch for

Antioxidant

Citrus Reticulata (Tangerine) Peel Extract

Badness

2.0 / 10

Contains antioxidants and can have brightening properties.

Usually helps with

Antioxidant, brightening

Watch for

Citrus extracts can be phototoxic and may cause irritation.

Skin Conditioning

Asparagopsis Armata Extract

Badness

1.0 / 10

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

Usually helps with

Antioxidant, skin conditioning

Watch for

Skin Conditioning

Salicornia Herbacea Extract

Badness

1.0 / 10

A succulent plant extract known for its hydrating and antioxidant benefits.

Usually helps with

Hydration, antioxidant

Watch for

Humectant

Alcaligenes Polysaccharides

Badness

1.0 / 10

A type of polysaccharide that can help to hydrate and condition the skin.

Usually helps with

Hydration, skin conditioning

Watch for

Humectant

Glucose

Badness

0.0 / 10

A simple sugar that can help to attract and retain moisture.

Usually helps with

Hydration

Watch for

Skin Conditioning

Porphyridium Cruentum Extract

Badness

1.0 / 10

A type of red algae extract rich in nutrients and antioxidants.

Usually helps with

Skin conditioning, antioxidant

Watch for

Emollient

Squalane

Badness

0.0 / 10

A stable, saturated form of squalene, it's an excellent emollient that mimics the skin's natural oils.

Usually helps with

Emollience, hydration, skin barrier support

Watch for

Emollient

Cholesterol

Badness

0.0 / 10

A lipid that is a natural component of the skin barrier, helping to reinforce it.

Usually helps with

Barrier repair, emollience

Watch for

Antioxidant

Caffeine

Badness

1.0 / 10

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

Usually helps with

Soothing, antioxidant

Watch for

Skin Conditioning

Undaria Pinnatifida Extract

Badness

1.0 / 10

A type of brown algae extract rich in vitamins, minerals, and antioxidants.

Usually helps with

Skin conditioning, antioxidant

Watch for

Skin Conditioning

Ascophyllum Nodosum Extract

Badness

1.0 / 10

A brown seaweed extract known for its moisturizing and antioxidant properties.

Usually helps with

Moisturizing, antioxidant

Watch for

Skin Conditioning

Laminaria Digitata Extract

Badness

1.0 / 10

A nutrient-rich seaweed extract that can help to hydrate and condition the skin.

Usually helps with

Hydration, skin conditioning

Watch for

Exfoliant

Sea Salt\Maris Sal\Sel Marin

Badness

2.0 / 10

Can provide gentle exfoliation and contains minerals.

Usually helps with

Gentle exfoliation

Watch for

Can be drying or irritating for some skin types.

Antioxidant

Castanea Sativa (Chestnut) Seed Extract

Badness

1.0 / 10

Contains antioxidants that help protect the skin.

Usually helps with

Antioxidant protection

Watch for

Skin Conditioning

Plankton Extract

Badness

1.0 / 10

A source of beneficial marine nutrients and compounds.

Usually helps with

Skin conditioning

Watch for

Skin Conditioning

Glycine Soja (Soybean) Seed Extract

Badness

1.0 / 10

Contains peptides and antioxidants that can help to improve skin texture and firmness.

Usually helps with

Skin conditioning, firming

Watch for

Peptide

Acetyl Hexapeptide-8

Badness

1.0 / 10

A peptide that is believed to help reduce the appearance of fine lines and wrinkles by mimicking the effect of Botox.

Usually helps with

Anti-aging, wrinkle reduction

Watch for

Humectant

Trehalose

Badness

0.0 / 10

A sugar that helps to retain moisture and protect skin cells from dehydration.

Usually helps with

Hydration, moisture retention

Watch for

Preservative

Lactoperoxidase

Badness

1.0 / 10

An enzyme that helps to preserve the product.

Usually helps with

Preservation

Watch for

Emollient

Dimethicone

Badness

2.0 / 10

A silicone that forms a breathable barrier on the skin, providing a smooth feel and preventing moisture loss.

Usually helps with

Emollience, occlusive barrier, skin feel

Watch for

Can feel heavy or occlusive on oily skin; some prefer to avoid silicones.

Emulsifier

Lecithin

Badness

0.0 / 10

A phospholipid that helps to emulsify ingredients and is also a skin-conditioning agent.

Usually helps with

Emulsifying, skin conditioning

Watch for

Soothing Agent

Dipotassium Glycyrrhizate

Badness

0.0 / 10

Derived from licorice root, it has anti-inflammatory and soothing properties.

Usually helps with

Soothing, anti-inflammatory

Watch for

Skin Conditioning

Glycine Soja (Soybean) Protein

Badness

1.0 / 10

Contains amino acids that help to strengthen and condition the skin.

Usually helps with

Skin conditioning, strengthening

Watch for

Antioxidant

Rosmarinus Officinalis (Rosemary) Leaf Extract

Badness

1.0 / 10

Contains antioxidants and can have a stimulating effect on the skin.

Usually helps with

Antioxidant, stimulating

Watch for

Antioxidant

Punica Granatum (Pomegranate) Fruit Juice

Badness

1.0 / 10

Rich in antioxidants, it helps to protect the skin from environmental damage.

Usually helps with

Antioxidant protection

Watch for

Preservative

Glucose Oxidase

Badness

1.0 / 10

An enzyme that helps to preserve the product.

Usually helps with

Preservation

Watch for

Emollient

Linolenic Acid

Badness

0.0 / 10

An essential fatty acid that helps to maintain the skin's barrier function.

Usually helps with

Barrier function, emollience

Watch for

Skin Conditioning

Hydrolyzed Rice Extract

Badness

1.0 / 10

Contains peptides and amino acids that can help to improve skin hydration and elasticity.

Usually helps with

Hydration, elasticity

Watch for

Skin Conditioning

Laminaria Saccharina Extract

Badness

1.0 / 10

A type of brown algae extract known for its moisturizing and antioxidant properties.

Usually helps with

Moisturizing, antioxidant

Watch for

Skin Conditioning

Yeast Extract\Faex\Extrait De Levure

Badness

1.0 / 10

Rich in amino acids, peptides, and vitamins, it can help to boost skin's natural renewal processes.

Usually helps with

Skin renewal, conditioning

Watch for

Exfoliant

Acetyl Glucosamine

Badness

1.0 / 10

A derivative of glucose that can help to gently exfoliate the skin and improve hydration.

Usually helps with

Gentle exfoliation, hydration

Watch for

Soothing Agent

Bisabolol

Badness

0.0 / 10

A component of chamomile, it has anti-inflammatory and soothing properties.

Usually helps with

Soothing, anti-inflammatory

Watch for

Humectant

Glycosaminoglycans

Badness

1.0 / 10

A group of molecules that help to attract and retain moisture in the skin.

Usually helps with

Hydration, moisture retention

Watch for

Preservative

Ethylhexylglycerin

Badness

1.0 / 10

A preservative that also has emollient properties.

Usually helps with

Preservation, emollience

Watch for

Humectant

Sodium Pca

Badness

0.0 / 10

A component of the skin's natural moisturizing factor (NMF), it helps to attract and bind moisture.

Usually helps with

Hydration, moisture retention

Watch for

Skin Conditioning

Tourmaline

Badness

2.0 / 10

A gemstone that is believed to have energizing properties for the skin.

Usually helps with

Skin energizing

Watch for

The actual benefits are largely anecdotal.

Emollient

Linoleic Acid

Badness

0.0 / 10

An essential fatty acid that is crucial for maintaining a healthy skin barrier.

Usually helps with

Barrier function, emollience

Watch for

Humectant

Sorbitol

Badness

0.0 / 10

A sugar alcohol that acts as a humectant, drawing moisture to the skin.

Usually helps with

Hydration

Watch for

Humectant

Urea

Badness

1.0 / 10

A component of the skin's natural moisturizing factor (NMF), it helps to hydrate and soften the skin.

Usually helps with

Hydration, softening

Watch for

Can be irritating in higher concentrations.

Antioxidant

Tocopheryl Acetate

Badness

1.0 / 10

A stable form of Vitamin E, providing antioxidant protection.

Usually helps with

Antioxidant protection

Watch for

Humectant

Pentylene Glycol

Badness

1.0 / 10

A humectant that also has antimicrobial properties, helping to preserve the formula.

Usually helps with

Hydration, preservation

Watch for

Humectant

Sodium Hyaluronate

Badness

0.0 / 10

The salt form of hyaluronic acid, it attracts and holds significant amounts of water, providing intense hydration.

Usually helps with

Intense hydration

Watch for

Humectant

Polyquaternium-51

Badness

1.0 / 10

A conditioning agent that forms a protective film on the skin, helping to retain moisture.

Usually helps with

Hydration, moisture retention

Watch for

Antioxidant

Ethylbisiminomethylguaiacol Manganese Chloride

Badness

3.0 / 10

A synthetic antioxidant and colorant.

Usually helps with

Antioxidant

Watch for

The 'manganese chloride' component can be a concern for some.

Encapsulation Agent

Hydroxypropyl Cyclodextrin

Badness

1.0 / 10

Used to encapsulate and stabilize active ingredients.

Usually helps with

Ingredient stabilization

Watch for

Antioxidant

Magnesium Ascorbyl Phosphate

Badness

1.0 / 10

A stable, water-soluble derivative of Vitamin C that acts as an antioxidant and can help brighten the skin.

Usually helps with

Antioxidant, brightening

Watch for

Antioxidant

Nordihydroguaiaretic Acid

Badness

1.0 / 10

An antioxidant that helps to protect the skin from free radical damage.

Usually helps with

Antioxidant protection

Watch for

pH Adjuster

Sodium Hydroxide

Badness

0.0 / 10

Used to adjust the pH of the formula to ensure optimal performance and stability.

Usually helps with

pH balancing

Watch for

Can be irritating in high concentrations, but is safe at typical formulation levels.

Solvent

Alcohol Denat

Badness

3.0 / 10

Denatured alcohol used as a solvent and to help ingredients penetrate the skin.

Usually helps with

Solvent

Watch for

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

Thickener

Carbomer

Badness

0.0 / 10

A thickening agent used to create gel-like textures.

Usually helps with

Texture enhancement

Watch for

Thickener

Xanthan Gum

Badness

0.0 / 10

A natural gum used as a thickening and stabilizing agent.

Usually helps with

Texture enhancement, stabilization

Watch for

Preservative

Potassium Sorbate

Badness

0.0 / 10

A common preservative used to prevent microbial growth.

Usually helps with

Preservation

Watch for

Fragrance

Fragrance (Parfum)

Badness

5.0 / 10

Adds a scent to the product.

Usually helps with

Scent

Watch for

Can cause irritation, allergic reactions, and photosensitivity in some individuals.

Chelating Agent

Disodium Edta

Badness

0.0 / 10

Helps to improve the stability of the formula by binding to metal ions.

Usually helps with

Formula stability

Watch for

Antioxidant

Bht

Badness

2.0 / 10

A synthetic antioxidant used to prevent oxidation and degradation of ingredients.

Usually helps with

Antioxidant

Watch for

Some concerns exist regarding its potential health effects, though generally considered safe in cosmetic formulations.

Preservative

Phenoxyethanol

Badness

2.0 / 10

A common preservative used to prevent bacterial contamination.

Usually helps with

Preservation

Watch for

Can cause skin irritation or allergic reactions in some individuals.

Fragrance

Amyl Cinnamal

Badness

4.0 / 10

A synthetic fragrance ingredient.

Usually helps with

Fragrance

Watch for

A common allergen and potential skin irritant.

Fragrance

Hexyl Cinnamal

Badness

4.0 / 10

A synthetic fragrance ingredient.

Usually helps with

Fragrance

Watch for

A common allergen and potential skin irritant.

Fragrance

Benzyl Benzoate

Badness

3.0 / 10

A synthetic fragrance ingredient and solvent.

Usually helps with

Fragrance, solvent

Watch for

Can cause skin irritation and allergic reactions.

Fragrance

Citronellol

Badness

4.0 / 10

A synthetic fragrance ingredient derived from rose or geranium.

Usually helps with

Fragrance

Watch for

A common allergen and potential skin irritant.

Fragrance

Limonene

Badness

4.0 / 10

A common fragrance ingredient derived from citrus peels.

Usually helps with

Fragrance

Watch for

Can cause skin irritation and allergic reactions, and is a potential photosensitizer.

Fragrance

Coumarin

Badness

4.0 / 10

A synthetic fragrance ingredient with a sweet, vanilla-like scent.

Usually helps with

Fragrance

Watch for

A common allergen and potential skin irritant.

Fragrance

Linalool

Badness

4.0 / 10

A common fragrance ingredient found in many flowers and spices.

Usually helps with

Fragrance

Watch for

A common allergen and potential skin irritant.

Colorant

Blue 1 (Ci 42090)

Badness

0.0 / 10

A synthetic colorant used to give the product its blue hue.

Usually helps with

Color

Watch for

Colorant

Red 4 (Ci 14700)

Badness

0.0 / 10

A synthetic colorant used to give the product its color.

Usually helps with

Color

Watch for

Compare before you buy

The next pages that make this product more useful

A good product page should push you into the next decision, not trap you inside one product page forever. These are the cleaner next clicks.

FAQ

The fast answers people actually need

Is this serum good for dry skin?

Yes, this serum is particularly beneficial for dry skin due to its intense hydrating properties and ingredients like Glycerin and Sodium Hyaluronate.

Can I use this serum if I have combination skin?

Absolutely. This serum is suitable for combination skin, providing hydration without feeling overly heavy, and can help balance moisture levels.

Does this serum help with dullness?

Yes, the serum is formulated to improve radiance and combat dullness, leaving the skin looking more luminous and healthy.

What is the Miracle Broth™?

Miracle Broth™ is La Mer's signature ingredient, a cell-supporting elixir derived from sea kelp that is known for its energizing and revitalizing properties for the skin.

La Mer The Revitalizing Hydrating Serum Review and Routine Fit | Glass