Best Formaldehyde-Free Shampoo of 2025

Curly Girl Curl Definition Shampoo is a sulfate, paraben, formaldehyde, DEA, and MEA free shampoo that is suitable for all hair types. It gently removes impurities and protects color treated strands. Customers love the product for its superior curl definition and its ability to hydrate all hair types. However, some customers have noted that the product strips their hair and the labels on the bottles can wash off in the water.

Free & Clear Shampoo is a liquid shampoo designed for sensitive scalps. It removes build-up, creates shine, and boosts volume. It is free from fragrances and most chemicals, and is suitable for adults with thick hair. Customers report that it cleans well, but is a bit expensive, and that it is necessary for eczema. It is also allergy and respiratory friendly, and leaves hair very shiny. However, some customers find that it does not make their hair feel clean.

Vanicream Medicated Dandruff Shampoo is formulated with maximum over-the-counter strength for the control and reduction of the symptoms for dandruff and seborrheic dermatitis. It is free of proteins, sulfates, gluten, dyes, fragrance, masking fragrance, lanolin, parabens, and formaldehyde releasers. Customers have found it to be effective in relieving dry scalp, itchiness, and flaking, and have noted that it does not cause any reactions on sensitive skin. However, some customers have found that it can dry out their hair.

ACURE Curiously Clarifying Shampoo is a performance-driven hair care product that gently cleanses and removes buildup without stripping hair. Infused with lemongrass, this vegan shampoo boosts shine and replenishes moisture. Customers report that it leaves their hair feeling squeaky clean and shiny, although some find it doesn't lather as much as they'd like.

SEEN Fragrance-Free Shampoo is a dermatologist-developed, non-comedogenic, and sulfate-free shampoo that provides luxurious lather without leaving the hair or scalp feeling stripped. It is safe for sensitive, acne-prone, and eczema-prone skin. This shampoo is formulated without fragrances, sulfates, silicones, phthalates, parabens, dyes, pore-clogging oils, formaldehyde-releasing preservatives, cocamidopropyl betaine, and gluten. It is color-safe and keratin-safe, and can be used daily. The key ingredients, hemisqualane and bisabolol, provide color and heat protection, reduce frizz, keep hair looking and feeling smooth, and offer natural skin-soothing benefits.

Boldly Basic Shampoo is designed to be gentle on sensitive skin and hair. Dermatologist tested, this formula ensures it won’t irritate your scalp, making it a safe choice for both adults and children. You can enjoy a completely fragrance-free experience, as this shampoo contains no hidden scents or harsh chemicals. Plus, it is free from sulfates, parabens, and other common irritants, allowing you to cleanse without worry. Knowing it’s made in the USA adds an extra layer of trust in its quality and safety for your family.

FRAGFRE Intense Hydrating Shampoo is a gentle, soothing wash that's great for your scalp and hair. It is free from sulfates and combines aloe vera extract for sensitive scalps. It works best on all hair types, including treated, fragile and sensitive scalps. It is made with a deeply hydrating formula that eliminates dry, damaged hair and transforms your locks into soft, silky hair. It is free of Fragrances, Colors, Parabens, Sulfates, Formaldehydes, Petrolatum, Phthalates, BHT, Irritating Alcohols & Preservatives and More. It is vegan and cruelty-free.

OTACI Herbal Shampoo offers effective scalp control, helping you maintain a flake-free and healthy scalp with regular use. Infused with the essence of Ivy, this shampoo delivers a refreshing scent reminiscent of beautiful Black Sea forests, enhancing your hair care experience. Its gentle formula is vegan and free from harsh chemicals like parabens and silicones, ensuring a safe cleanse for your hair and scalp. Additionally, the hydrating properties of Ivy extract soothe and comfort your scalp, making each wash a calming ritual. With OTACI Herbal Shampoo, you can enjoy a cleaner, healthier scalp every day.

Odele Clarifying Shampoo is designed to provide a deep clean while revitalizing your hair. Its gentle formula effectively eliminates product buildup and impurities, making it ideal for regular use. If you have color-treated hair, you’ll appreciate that this shampoo is safe for your vibrant hues, removing chlorine and hard water deposits without dulling your color. Suitable for all hair types, this shampoo features a pleasant, gender-neutral fragrance that enhances your shower experience. Plus, with its dermatologist-tested formulation, you can trust that it’s free from harmful sulfates and other additives, ensuring peace of mind with each wash.

The No nothing Sensitive Volume Shampoo is a fragrance-free, hypoallergenic, and pH-balanced formula that provides fullness and volume for thin and fine hair while being gentle on sensitive skin and scalp. The shampoo is free of harsh chemicals and common irritants, making it safe for eczema-prone skin, contact dermatitis, and psoriasis. Dermatologist developed and tested, this shampoo is a healthier option that is 100% vegan and comes in fully recyclable bio-based sugar case plastic bottles.