A petroleum-derived solvent that can irritate sensitive skin; used as a humectant.

A byproduct of manufacturing that can irritate the skin and is a known carcinogen; commonly found in industrial products.

Used as thickening agents; can cause skin irritation and allergic reactions.

A common topical antibiotic used for wound care, which may cause allergic contact dermatitis, resulting in dry, red, swollen, and blistered skin. Symptoms can take several days to appear, and those sensitive to bacitracin should also avoid neomycin.

Derived from the Myroxylon tree, used for flavor and fragrance. Allergies can cause dermatitis with delayed symptoms, indicating sensitivity to fragrances. Commonly found in perfumes, cosmetics, and flavored products.

A natural wax that can cause allergic reactions in sensitive individuals; often used in balms and creams.

A conditioning agent that may cause skin irritation in some individuals; commonly found in hair products.

An antiseptic that can cause skin irritation and allergies; often used in disinfectants and skin products.

Synthetic antioxidants that may cause skin irritation and are linked to health concerns; often found in preservatives.

Chemicals used in rubber production and as pesticides/fungicides. They can cause allergic contact dermatitis, leading to irritation and rashes. Found in various rubber products and household items.

A common allergen found in jewelry and metal alloys that can cause allergic contact dermatitis. Symptoms include redness and swelling after contact, often taking days to manifest.

A surfactant derived from coconut that can cause allergic contact dermatitis, especially in individuals with atopic dermatitis. Commonly found in shampoos, soaps, and skincare products.

A conditioning agent that can cause skin irritation; used in hair and skin care products.

Synthetic colorants that can irritate the skin and cause allergic reactions; often found in cosmetics and personal care products.

Preservatives that can cause skin irritation and allergies; commonly used in shampoos and conditioners.

Synthetic or natural scents that can cause allergic reactions and irritations; often used to enhance product appeal.

Common allergens that can cause reactions in sensitive individuals; found in some natural ingredient formulations.

A moisturizer derived from sheep's wool that can cause allergic reactions in sensitive individuals.

A preservative linked to allergic reactions and skin irritation; often found in cosmetics and personal care products.

A widely used topical antibiotic that can cause allergic reactions, often mistaken for wound infections. Symptoms can include redness and swelling after application.

The most common contact allergen globally, causing dermatitis upon contact with nickel-containing metals. Symptoms can take days to appear and may include itching and blistering.

Common preservatives that can disrupt hormonal balance and cause allergic reactions; frequently found in skincare and cosmetic products.

Polyethylene glycols can irritate the skin and may be contaminated with harmful substances; used as thickeners or emulsifiers.

A preservative that can cause irritation and allergic reactions in some individuals; found in many cosmetics.

A preservative that can cause skin irritation and allergic reactions; often used in food and personal care products.

Used in various skincare products for their protective qualities, but can cause inflammatory reactions in some individuals. Current research indicates potential sensitization risks.

Used as a preservative that can cause irritation in some individuals; commonly found in food and cosmetic products.

Surfactants that can strip natural oils from the skin, leading to dryness and irritation; commonly found in cleansers and shampoos.

Vitamin E that can cause contact dermatitis in sensitive individuals; commonly used in skincare products.

An antibacterial agent that can disrupt hormonal balance and may cause skin irritation; found in some soaps and personal care products.

Used as a pH balancer but can be irritating to the skin and eyes; commonly found in creams and lotions.