Biologique Recherche Sérum 3R - Renewing, Regenerating, and Restructuring Facial Serum Ingredients Explained

Salix Alba Bark Extract comes from the white willow tree, which is native to Europe and Central Asia.

Salix Alba Bark Extract has often been described as salicylic acid's cousin. This is due to the salicin it contains. However, studies are limited showing salix alba bark to be an effective salicylic acid alternative.

Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.

A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.

Propylene Glycol is an odorless, colorless liquid. As a humectant, it helps skin retain moisture. It also aids in delivering active ingredients.

Another role of this ingredient is preventing a product from melting or freezing. Propylene glycol also adds antimicrobrial properties to a product, elongating product lifespan.

Alpha-Glucan Oligosaccharide is a prebiotic. It prevents harmful bacteria from growing on skin by keeping the skin's microbiome in balance.

Alpha-Glucan Oligosaccharide also has antioxidant properties. Antioxidants help fight free-radicals. Free-radicals are molecules that may damage your skin cells.

Lactobionic Acid is a PHA. PHAs exfoliate the top layer of skin.

PHAs are more gentle than AHAs due to their larger structure. They do not penetrate as deeply as AHAs and take a longer time to dissolve dead cells. Studies show PHAs do not cause as much irritation.

This is the synthetic salt of gluconic acid, a form of PHA and mild exfoliant.

It is mainly used to stabilize oil and butter formulations from going bad. Sodium gluconate is a humectant, pH regulator, and chelating agent.

Sodium Salicylate is a BHA and is a preservative. It can help to reduce large pores. It can worsen rosacea.

Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent germ and microbial growth. By itself, it has a scent that is similar to that of a rose.

It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.

Hydrolyzed Opuntia Ficus-Indica Flower Extract is an exfoliant.

We don't have a description for Biosaccharide Gum-2.

We don't have a description for Pichia Anomala Extract.

Pvp is a water-soluble synthetic polymer and common hairstyling ingredient. It is a film-forming ingredient and used to "hold" specific shapes of hair.

Pvp is less effective in high-humidity. It tends to draw moisture, but this moisture dismantles the structure and "hold".

We don't have a description for Juglans Regia Seed Extract.

This ingredient comes from the stem of the Prickly Pear cactus. The stem is rich in polyphenols, a potent source of antioxidants. It is anti-aging and soothing properties.

Prickly Pear stem is made up mostly of water (85%). The rest is composed of skin nourishing compounds: protein, fiber, fatty acids, simple sugars, Vitamin C, and some minerals.

Vaccinium Macrocarpon Fruit Extract comes from the cranberry fruit. Vaccinium Macrocarpon is the North American species of cranberries native to eastern Canada.

As an astringent, cranberry extract helps tighten the pores by constricting the cells.

Tannic Acid is a type of polyphenol. Its chemical structure makes it a weak acid. Woods such as oak, walnut, and mahogany naturally contain tannic acid.

Polyphenols are potent antioxidants and may protect our skin against the signs of aging.

Ethylhexylglycerin (we can't pronounce this either) is commonly used as a preservative and skin softener. It is derived from glyceryl.

You might see Ethylhexylglycerin often paired with other preservatives such as phenoxyethanol. Ethylhexylglycerin has been found to increase the effectiveness of these other preservatives.

We don't have a description for Sambucus Nigra Flower Extract.

We don't have a description for Terminalia Catappa Leaf Extract.

Sodium Metabisulfite is an antioxidant and is a preservative.

Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.

It is a common ingredient in many products, especially those designed to hydrate skin. The primary benefits are retaining moisture, skin softening, and promoting a healthy skin barrier.

Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.

Potassium sorbate is potassium salt derived from sorbic acid. Sorbic acid is a natural antibiotic and effective against fungus.

Diaminopropionoyl Tripeptide-33 is a peptide.