Hada Labo Shirojyun Ultimate Whitening Face Wash Versus Hada Labo Gokujyun Hyaluronic Acid Face Wash

Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.

So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.

Decyl Glucoside is a glucose-based surfactant and emulsion stabilizer. It is created by reacting glucose with the fatty acids from plants.

Surfactants help clean the skin by trapping oil, sebum, and dirt to be washed away. As an emulsion stabilizer, it stabilizes the ingredients in a product by preventing them from separating.

Hydroxypropyl Starch Phosphate is a modified starch used to help thicken a product.

It is also used in foods.

Peg-400 is an emulsion stabilizer and prevents ingredients from separating. It is a form of polyethylene glycol.

The 400 stands for the molecular weight of this compound.

Sodium Stearoyl Glutamate is an emulsifier and helps condition the skin. It is amino acid-based.

In higher amounts, it may act as a cleansing agent.

We don't have a description for Polyquaternium-52 yet.

We don't have a description for PEG-32 yet.

Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).

As an AHA, Citric Acid removes the top layer of skin cells from the newer layer of skin underneath. This helps skin to remove dark spots and even out skin tone.

Polyquaternium-7 is a light to clear colored liquid. It is commonly found in haircare products for its film-forming and anti-static properties.

According to a manufacturer, it is a non-paraben and specially developed for negatively charged surfactant systems. This makes it a great hairstyle holder and helps to improve wet hair detangling without adding buildup.

Lauric Acid is a fatty acid or lipid. About half of fatty acids in coconut oil is lauric acid.

This ingredient helps hydrate and sooth skin. As a humectant, it helps trap moisture. It also aids in cleaning and enhancing the texture of products.

Stearic Acid is a fatty acid. It is an emollient, emulsifier, and texture enhancer.

As an emollient, stearic acid helps soften skin. It aids the skin's protective barrier by preventing water loss. It also provides a gentle cleansing effect without stripping away natural oils.

Methylparaben is a preservative and is a paraben. It is used to prevent the growth of fungus, mold, and other harmful bacteria. Parabens are chemicals used as preservatives in both cosmetics and food.

Methylparaben can be synthetically created. It can also be found naturally in some fruits, such as blueberries.

This form of hyaluronic acid is produced through fermentation.

According to a manufacturer, it has a positive charge by ionic binding to help moisturize and give hair a smooth feel. This is why you'll find this ingredient in shampoos and body washes.

Propylparaben is a preservative and is a paraben with antifungal and antimicrobial properties.

This ingredient can be naturally found in plants and insects, but most of it is synthetically manufactured for human use. In cosmetics, it is usually created by reacting para-aminobenzoic acid and propanol (an alcohol).

BHT is a synthetic antioxidant and preservative.

As an antioxidant, it helps your body fight off free-radicals. Free-radicals are molecules that may damage your skin cells.

This ingredient is a semi-synthetic polymer created from cellulose. In case you need a refresher, cellulose is the main component of plant cell walls.

Hydroxypropyl Methylcellulose has many uses:

• emulsifier
• create a gel-like texture
• boost foam