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Mother Science Molecular Genesis Barrier Repair Moisturizer with Malassezin + Growth Factors

This moisturizer is formulated to be a comprehensive treatment for the skin barrier, dryness, and signs of aging. It leverages patented ingredients and peptides to deliver visible results.

Sephora price

$68.00

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

4.8 / 5

About 111 reviews on the current Sephora source, so there is real volume behind the reputation.

Shoppers keep mentioning

Good for: Loss of firmnessGood for: Skin BarrierVeganClean at SephoraHydratingGood for: Uneven TextureMalassezin: Patented ingredient 10X more powerful than vitamin C to target dark spots.Growth Factors and Copper Peptides: Smooth fine lines and wrinkles, visibly firm skin, and reduce redness.Hyaluronic Acid and Squalane: Immediately hydrate and seal moisture for lasting retention.Lipid Concentrate: Restores essential lipids to prevent moisture loss and boost hydration.

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

Glass take

4.8 / 5 overall fit

A rich, effective moisturizer that targets barrier repair, firmness, and texture with advanced ingredients.

Mother Science Molecular Genesis Barrier Repair Moisturizer with Malassezin + Growth Factors

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 rich barrier cream with Malassezin and growth factors for supple, hydrated skin and smoother fine lines and wrinkles.

NormalCombinationand SensitiveDrynessLoss of Firmness and Elasticityand Uneven Texture

Apply to clean, dry face and neck morning and night as the final step in your routine.

What Glass adds

What actually matters before you buy it

A high-performance moisturizer that delivers on its promises for barrier support, hydration, and anti-aging. It's a solid choice for those looking to address multiple concerns with one product.

Barrier Restoration

Users consistently report a significant improvement in their skin's barrier function, leading to reduced sensitivity and increased resilience.

Plumping and Smoothing

The combination of growth factors, peptides, and hydrators effectively plumps the skin and smooths the appearance of fine lines and wrinkles.

Best for

When this is a smart buy

  • Dry or dehydrated skin
  • Compromised skin barriers
  • Mature skin concerned with firmness and texture
  • Those seeking advanced anti-aging ingredients

Skip if

When this is the wrong lane

  • You have very oily skin and prefer a lighter texture
  • You are looking for a budget-friendly option

Routine fit

Where this fits in your routine

Apply this moisturizer as the final step in both your morning and evening skincare routines, after serums and treatments, to seal in active ingredients and provide lasting hydration.

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

  • Advanced, patented ingredients
  • Multi-tasking benefits (barrier repair, hydration, anti-aging)
  • Noticeable improvements in skin texture and firmness
  • Suitable for sensitive skin

Where it starts to feel redundant

  • High price point
  • Rich texture may not suit all skin types

Routine fit

Where it belongs in the stack

Morning and Night

This moisturizer is designed for use twice daily, providing continuous support for your skin barrier and hydration levels.

Glass rating

How this formula scores in real life

4.8/ 5 overall

A rich, effective moisturizer that targets barrier repair, firmness, and texture with advanced ingredients.

Barrier Repair

4.7 / 5

Excellent at restoring and maintaining skin barrier function, leaving skin feeling comfortable and resilient.

Hydration

4.8 / 5

Provides deep, lasting hydration without feeling heavy or greasy.

Firmness and Texture

4.6 / 5

Noticeable improvement in skin firmness and a smoother, more refined texture over time.

Full ingredient breakdown

Every ingredient, what it does, and whether I care

Solvent

Aqua/Water/Eau

Badness

0.0 / 10

The base of the formulation, providing hydration.

Usually helps with

Hydration

Watch for

Emollient

Caprylic/Capric Triglyceride

Badness

0.0 / 10

A skin-conditioning agent derived from coconut oil and glycerin, it helps to replenish the skin's surface.

Usually helps with

Emollience, skin conditioning

Watch for

Emollient

Cetearyl Alcohol

Badness

0.0 / 10

A fatty alcohol that moisturizes and softens the skin.

Usually helps with

Moisturizing, softening

Watch for

Emollient

Squalane

Badness

0.0 / 10

A stable, hydrogenated form of squalene, it mimics the skin's natural oils to hydrate and protect.

Usually helps with

Hydration, barrier support

Watch for

Humectant

Glycerin

Badness

0.0 / 10

A powerful humectant that draws moisture from the air into the skin.

Usually helps with

Hydration

Watch for

Emollient

Dicaprylyl Carbonate

Badness

0.0 / 10

A lightweight emollient that improves skin feel and spreadability.

Usually helps with

Skin feel, spreadability

Watch for

Solvent

Dimethyl Isosorbide

Badness

1.0 / 10

A solvent that can help improve the penetration of other ingredients.

Usually helps with

Ingredient penetration

Watch for

Can sometimes cause irritation in sensitive individuals.

Emulsifier

Glyceryl Stearate Citrate

Badness

0.0 / 10

An emulsifier that helps to blend oil and water components in the formula.

Usually helps with

Formula stability

Watch for

Thickener

Microcrystalline Cellulose

Badness

0.0 / 10

A plant-derived ingredient used to thicken formulations.

Usually helps with

Texture

Watch for

Emollient

Butyrospermum Parkii (Shea) Butter

Badness

0.0 / 10

A rich emollient known for its moisturizing and skin-conditioning properties.

Usually helps with

Moisturizing, skin conditioning

Watch for

Active

Malassezin

Badness

1.0 / 10

A patented antioxidant ingredient claimed to be 10x more powerful than vitamin C, targeting dark spots and signs of aging.

Usually helps with

Dark spots, uneven tone, anti-aging

Watch for

As a novel ingredient, long-term effects are still being studied.

Active

APderma Copper Tripeptide-1

Badness

2.0 / 10

A peptide that supports collagen production and skin repair, helping to improve firmness and reduce redness.

Usually helps with

Firmness, skin repair, redness reduction

Watch for

Peptides are generally well-tolerated, but some individuals may experience mild sensitivity.

Active

Ceramide EOP

Badness

0.0 / 10

A type of ceramide that is crucial for maintaining a healthy skin barrier.

Usually helps with

Barrier repair, moisture retention

Watch for

Active

sh-Oligopeptide-1

Badness

2.0 / 10

A synthetic peptide that mimics epidermal growth factor, promoting cell regeneration and skin repair.

Usually helps with

Cell regeneration, skin repair

Watch for

Can potentially cause irritation in very sensitive skin.

Active

sh-Oligopeptide-2

Badness

2.0 / 10

Another synthetic peptide that supports skin renewal and helps improve skin texture.

Usually helps with

Skin renewal, texture improvement

Watch for

Similar to other peptides, monitor for any signs of sensitivity.

Active

sh-Polypeptide-1

Badness

2.0 / 10

A peptide that aids in skin conditioning and can contribute to a smoother skin appearance.

Usually helps with

Skin conditioning, smoothness

Watch for

Active

sh-Polypeptide-11

Badness

2.0 / 10

A peptide that helps to support the skin's natural repair processes.

Usually helps with

Skin repair support

Watch for

Active

sh-Polypeptide-9

Badness

2.0 / 10

A peptide that contributes to skin hydration and elasticity.

Usually helps with

Hydration, elasticity

Watch for

Active

Ceramide NP

Badness

0.0 / 10

A skin-identical lipid that helps restore the skin barrier and prevent moisture loss.

Usually helps with

Barrier repair, moisture retention

Watch for

Active

Ceramide AP

Badness

0.0 / 10

Another essential ceramide that supports skin barrier function and hydration.

Usually helps with

Barrier repair, hydration

Watch for

Active

Phytosphingosine

Badness

1.0 / 10

A lipid that is naturally found in the skin and helps to support the skin barrier and reduce inflammation.

Usually helps with

Barrier support, anti-inflammatory

Watch for

Generally well-tolerated, but can cause mild irritation in some.

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 reinforcement

Watch for

Humectant

Sodium Hyaluronate

Badness

0.0 / 10

The salt form of hyaluronic acid, it attracts and holds moisture in the skin.

Usually helps with

Hydration

Watch for

Thickener

Carbomer

Badness

1.0 / 10

A thickening agent that also helps to stabilize emulsions. Can sometimes be irritating.

Usually helps with

Texture, stability

Watch for

Can cause mild irritation or dryness in some individuals.

Humectant

1,2-Hexanediol

Badness

0.0 / 10

A solvent and humectant that also has antimicrobial properties.

Usually helps with

Hydration, preservation

Watch for

Active

Bacillus/Folic Acid Ferment Extract

Badness

2.0 / 10

A fermented extract rich in folic acid, which can support cell renewal and skin health.

Usually helps with

Cell renewal, skin health

Watch for

Fermented ingredients can sometimes be sensitizing for some individuals.

Antioxidant

Tocopherol

Badness

0.0 / 10

A form of Vitamin E, it acts as an antioxidant to protect the skin from free radical damage.

Usually helps with

Antioxidant protection

Watch for

Emulsifier

Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer

Badness

1.0 / 10

An emulsifier and thickener that helps create a smooth texture. Can be a mild irritant.

Usually helps with

Texture, stability

Watch for

Potential for mild irritation in sensitive skin.

Emulsifier

Cetearyl Glucoside

Badness

0.0 / 10

A gentle, plant-derived emulsifier that helps blend oil and water.

Usually helps with

Formula stability

Watch for

Emollient

C15-23 Alkane

Badness

0.0 / 10

A synthetic emollient that provides a smooth, non-greasy feel.

Usually helps with

Emollience, skin feel

Watch for

Emollient

C13-14 Alkane

Badness

0.0 / 10

A synthetic emollient that provides a smooth, non-greasy feel.

Usually helps with

Emollience, skin feel

Watch for

Emulsifier

Glyceryl Caprylate

Badness

0.0 / 10

A multifunctional ingredient that acts as an emulsifier and skin conditioner.

Usually helps with

Formula stability, skin conditioning

Watch for

Surfactant

Decyl Glucoside

Badness

0.0 / 10

A mild, plant-derived surfactant used for cleansing and emulsifying.

Usually helps with

Cleansing, emulsifying

Watch for

Preservative

Ethylhexylglycerin

Badness

1.0 / 10

A preservative booster that also has skin-conditioning properties. Can be a mild irritant.

Usually helps with

Preservation, skin conditioning

Watch for

Potential for mild irritation in sensitive skin.

Solvent

Hexylene Glycol

Badness

1.0 / 10

A solvent and viscosity-decreasing agent. Can be drying or irritating in higher concentrations.

Usually helps with

Solvent, texture

Watch for

Can cause dryness or irritation for some.

Active

Acetyl Glutamine

Badness

2.0 / 10

An amino acid derivative that supports skin hydration and repair.

Usually helps with

Hydration, skin repair

Watch for

Emulsifier

Lecithin

Badness

0.0 / 10

A phospholipid that acts as an emulsifier and skin conditioner.

Usually helps with

Formula stability, skin conditioning

Watch for

Emulsifier

Sodium Lauroyl Lactylate

Badness

0.0 / 10

A gentle emulsifier derived from lactic acid and lauric acid.

Usually helps with

Formula stability

Watch for

Humectant

Caprylyl Glycol

Badness

0.0 / 10

A humectant that also acts as a preservative booster and skin conditioner.

Usually helps with

Hydration, preservation, skin conditioning

Watch for

Thickener

Cellulose Gum

Badness

0.0 / 10

A thickening agent derived from cellulose.

Usually helps with

Texture

Watch for

Preservative

Phenoxyethanol

Badness

2.0 / 10

A common preservative used to prevent microbial growth. Can be irritating for some.

Usually helps with

Preservation

Watch for

Can cause allergic reactions or irritation in sensitive individuals.

Thickener

Xanthan Gum

Badness

0.0 / 10

A polysaccharide used as a thickening and stabilizing agent.

Usually helps with

Texture, stability

Watch for

Compare before you buy

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FAQ

The fast answers people actually need

Is this moisturizer suitable for sensitive skin?

Yes, it is formulated for normal, combination, and sensitive skin types, focusing on barrier repair and hydration.

What are the key benefits of this moisturizer?

It primarily focuses on repairing the skin barrier, providing deep hydration, smoothing fine lines and wrinkles, and improving skin texture.

How does Malassezin work?

Malassezin is a patented antioxidant that is claimed to be 10x more powerful than vitamin C, targeting dark spots and signs of aging.