Skin&Lab Retinol Repair Serum Versus The INKEY List 1% Retinol Serum

Squalane is an emollient that helps the skin hold onto moisture. It's an oily liquid that occurs naturally in certain types of fish and plant oils.

Methylpropanediol is a synthetic solvent and humectant.

This is a synthetic polymer. It helps improve the texture of products by adding thickness and gel-like feel.

Panthenol is a common ingredient that helps hydrate and soothe the skin. It can be found naturally in our skin and hair.

Polyglyceryl-3 Distearate isn't fungal acne safe.

Betaine is a common humectant (a substance that promotes retention of moisture). It's known to be gentle on the skin and can help balance hydration.

Polyacrylate Crosspolymer-6 is a texture enhancer and pH adjuster.

Caprylic/Capric Triglyceride is an emollient, solvent, and texture enhancer. It is considered a skin-softener by helping the skin prevent moisture loss.

Macadamia Ternifolia Seed Oil is the fixed oil obtained from Macadamia nut.

Acrylates/C10-30 Alkyl Acrylate Crosspolymer is a synthetic polymer. It is used to thicken and improve the texture of products.

Chlorella Vulgaris Extract comes from the microalga, Chlorella vulgaris. It is hydrating and contains antioxidants. Studies also show Chlorella Vulgaris may help in rebuilding collagen and elastin.

Glucose is a simple sugar and is the most important source of energy in all organisms.

Hydrogenated Lecithin is created from the hydrogenation of lecithin. Hydrogenation is a chemical reaction between molecule hydrogen and another element.

Tromethamine is an aliphatic compound. An aliphatic compound is an organic compound with open-chained carbon atoms. It is synthetically created. Tromethamine is used to balance pH and improve texture.

Fructooligosaccharides is an alternative sweetener. It is often derived from the blue agave plant.

Fructose is fruit/plant sugar. It can be found in apples, figs, and honey.

Xanthan gum is used as a stabilizer and thickener within cosmetic products. It helps give products a sticky, thick feeling - preventing them from being too runny.

Brassica Campestris Sterols isn't fungal acne safe.

Retinol is a gold-standard ingredient for anti-aging. It is a form of Vitamin A and belongs to the class of retinoids that also includes tretinoin.

Glyceryl Stearate Citrate is a citric acid ester of glyceryl stearate.

Cholesterol is a class of organic molecules called lipids. It helps hydrate your skin and is essential to having a healthy skin barrier.

Polyglyceryl-10 Laurate is an ester of lauric acid and Polyglycerin-10.

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

Adenosine is in every living organism. It is one of four components in nucleic acids that helps store our DNA.

Melia Azadirachta Flower Extract is from the Neem tree. Neem trees originate from India.

We don't have a description for Phytosteryl/Behenyl/Octyldodecyl Lauroyl Glutamate.

Ocimum Sanctum Leaf Extract comes from the Holy Basil plant. Holy Basil is native to India.

Allantoin plays a role in soothing and moisturizing the skin. Because of this, it is often added to products with strong active ingredients.

Melia Azadirachta Leaf Extract is extract from the neem plant.

We don't have a description for Aluminum/Magnesium Hydroxide Stearate.

Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate (long name, huh?) is a synthetic antioxidant.

Curcuma Longa Root Extract is from the spice, turmeric. Besides being a healthy and delicious spice, turmeric also has plenty of skincare benefits. It has anti-inflammatory, antioxidant, and anti-microbial properties.

Potassium Cetyl Phosphate is the potassium salt of a mixture. This mixture consists of the esters from phosphoricacid and cetyl alcohol.

Corallina Officinalis Extract is from the red seaweed, Corallina Officinalis. This seaweed is found all over the world but is most common in the rocky shores of Great Britain and Ireland.

We don't have a description for Chitosan.

Beta-Glucan is a polysaccharide. It can be derived from the cell walls of seaweed, oats, yeast, and fungi.

We don't have a description for Tristearyl Citrate.

Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.

Bakuchiol is a plant-derived antioxidant (it's vegan!). It is often called the replacement for retinol although it is not part of the same family.

Carbomer is a polymer of acrylic acid. Its main role is to create gel consistency within products.

Sodium Lactate is the sodium salt of lactic acid, an AHA. It is a humectant and used to adjust the pH of a product.

Polysorbate 20 is made by combining ethoxylation of sorbitan, ethylene oxide, and lauric acid. It is a mild cleansing agent, surfactant, and emulsifier.

Tocopherol (also known as Vitamin E) is a common antioxidant used to help protect the skin from free-radicals and strengthen the skin barrier. It's also fat soluble - this means our skin is great at absorbing it.

Palmitoyl Tripeptide-1 is a 3-amino acid peptide. Peptides are building blocks for protein.

Palmitoyl Tetrapeptide-7 is a peptide. Peptides are building blocks for protein.

Sh-Decapeptide-7 is an antioxidant and is a peptide.

Sh-Octapeptide-4 is an antioxidant and is a peptide.

sh-Oligopeptide-1 is a peptide found naturally in our bodies. Peptides are the building blocks for collagen and elastin in our skin.

Sh-Oligopeptide-2 is a peptide.

Peptides are amino acids naturally found in your skin. These amino acids make up many proteins your skin uses. Collagen is made up of peptides. Collagen is responsible for keeping your skin plump and youthful.

Peptides are amino acids naturally found in your skin. These amino acids make up many proteins your skin uses. Collagen is made up of peptides. Collagen is responsible for keeping your skin plump and youthful.

Sh-Polypeptide-3 is a peptide.