Head & Shoulders Anti-Dandruff Shampoo Itchy Scalp 23.7 fl oz

Water is used as a solvent to dissolve other ingredients and form the base of the shampoo. It is typically purified to remove impurities and ensure safety. In this formulation, it acts as a carrier for active and inactive ingredients.

Sodium Lauryl Sulfate is a surfactant used for its cleansing and foaming properties. It is known to be harsh and can strip natural oils from the scalp. This ingredient is often criticized for its potential to cause irritation and dryness.

Sodium Laureth Sulfate is a milder surfactant compared to Sodium Lauryl Sulfate but still effective in creating foam. It is often ethoxylated, which can lead to contamination with 1,4-dioxane, a potential carcinogen. Despite being less irritating, it still poses concerns regarding skin sensitivity.

Glycol Distearate is used as a pearlizing agent to give the shampoo a creamy appearance. It is generally considered safe and is derived from stearic acid, a fatty acid. It does not significantly impact the health profile of the product.

Sodium Chloride is used to adjust the viscosity of the shampoo. It is a common ingredient in personal care products and is generally recognized as safe. It does not contribute to the cleansing or conditioning properties of the shampoo.

Zinc Carbonate is used for its anti-dandruff properties, helping to reduce scalp flakiness. It is a beneficial ingredient in dandruff shampoos due to its ability to inhibit fungal growth. This ingredient supports scalp health and reduces irritation.

Fragrance is added to provide a pleasant scent but can be a mixture of various chemicals. It is often associated with allergic reactions and sensitivities. The lack of transparency in its composition raises concerns about potential irritants.

Cocamidopropyl Betaine is a mild surfactant derived from coconut oil, used to enhance foam and reduce irritation from harsher surfactants. It is generally considered safe but can cause allergic reactions in some individuals. It balances the formulation by providing mild cleansing properties.

Pyrithione Zinc is an active ingredient known for its effectiveness in treating dandruff and seborrheic dermatitis. It works by reducing the growth of yeast on the scalp, which is a common cause of dandruff. This ingredient is widely used in anti-dandruff shampoos for its proven efficacy.