Best Keratin Hair Thermal Protection Sprays of 2026

Protect your hair from heat up to 450°F with TRESemmé Thermal Creations Keratin Smooth Leave-In Heat Protectant Spray. This heat protectant spray is formulated with keratin and marula oil to provide 5 smoothing benefits in 1, leaving your hair shiny, soft, and manageable. It's specifically designed to stand up to flat and curling irons, making your strands gorgeously sleek. After using this heat protectant, follow up with Tresemme Keratin Smooth Shine Serum for an extra polished look.

Red Heat Protector Spray by Red by Kiss is a must-have product for safeguarding your hair against heat damage. With advanced heat protection, it prevents breakage and maintains hair integrity when using styling tools. Infused with natural oils, it boosts hydration, reduces frizz, and strengthens hair against environmental stressors. Achieve a silky shine finish for up to 72 hours without weighing down your hair, thanks to its lightweight formula. The ultra keratin spray deeply conditions hair, making it soft and manageable.

L'ANGE Rival Heat Shield is a thermal protection spray from L'ANGE HAIR that helps protect your hair from the heat of styling tools such as curling wands, flat irons, and blow dryers. It forms a protective barrier to reduce damage and frizz. The product is infused with nourishing antioxidants and keratin that help strengthen your hair while leaving it looking lustrous and voluminous. It also provides UV protection to shield your hair from day-to-day exposure to damaging UV rays. The lightweight formula imparts hold without sacrificing manageability and softness. Additionally, the mix of jojoba and safflower oils hydrates and adds shine to your hair.

Keratin Research Thermal Protector is a must-have product for every hair stylist. This vegan formula provides superior heat protection for all hair types, withstanding heat up to 450ºF. Infused with Moroccan Argan Oil, Collagen Amino Acids, Keratin Amino Acids, and shine-boosting ingredients, it eliminates frizz, adds shine, and softens your hair. By reducing blow-drying time by up to 50%, it helps in making your hair easier to smooth and straighten with less effort. This results in flawless silky, smooth hair with less heat and less damage. With its weightless formula, it can be used daily to avoid detangling and style your hair with ease.

This Thermal Heat Protector Hair Spray is a must-have for all hair types as it provides superior heat protection up to 450ºF, eliminates frizz, ads shine, softens hair, and reduces blow-dry time up to 50%. Infused with Moroccan Argan Oil, Collagen Amino Acids, Keratin Amino acids, and shine-boosting ingredients, it replenishes hair nutrients and makes hair easier to smooth and straighten with less effort. The weightless and vegan formula can be used daily and helps avoid detangling while styling with ease.

The Luseta Heat Protectant Spray is designed to enhance the health of your hair while protecting it from damage. Infused with keratin, it strengthens and repairs thinning strands, providing much-needed moisture for a smoother look. This spray also hydrates your hair, giving it a natural shine that elevates your style. Additionally, it safeguards your locks from the harmful effects of heat styling tools, helping you achieve lustrous, silky hair without weighing it down. Perfect for use before blow-drying or styling, it makes your hair easier to manage and soft to the touch.

Head Kandy Heat Protectant Hair Spray is a thermal protection spray with amino keratin, suitable for all hair types. It prevents frizz, split ends, and hair breakage while adding shine. The amino keratin formula strengthens and restores elasticity to your hair while protecting it from damage caused by hot curling, hair straighteners, and blow dryers. It is also safe for color-treated hair.

The Kristin Ess Style Assist Blow Dry Mist is an ultra-lightweight styling support that helps you to create smooth, shiny, and healthy-looking hair. It can be used on damp or towel-dried hair to cut down drying time, add shine, and protect against heat up to 450°F. This cruelty-free and color + keratin safe product is perfect for those who want to achieve hold, volume, or texture without the hassle. Simply apply a thin layer before blow drying, or spray on dry hair before heat styling.

TAME THE WILD Thermal Protector Spray is the ultimate defense for your hair and beard when using straightening tools. With its advanced protection formula, this heat protectant spray is made from aloe, keratin, argan oil, jojoba oil, and marula oil, making it suitable even for sensitive skin. The hydrating argan oil creates a barrier between your styling tool and your hair or beard, sealing in moisture and preventing frizz, while also smoothing the cuticles for a soft and smooth look. Additionally, this non-greasy, leave-in conditioner hydrates your hair or beard during the straightening routine. With heat protection up to 450º, TAME THE WILD Thermal Protector Spray ensures that your hair and beard are shielded from root to tip. Give yourself better results and peace of mind with this essential heat protectant spray.

RECAMIER Thermal Protector Spray is designed to protect your hair during drying, ironing, and styling processes. This spray leaves your hair moisturized, healthy, strong, soft, and shiny. Its professional formula, enriched with plant-based ingredients and thermo-protective silicones, creates a protective barrier around each hair strand to regulate heat transfer and maintain natural moisture. Recommended for hair cleansing with plant-based Keratin and Collagen, this spray offers high thermal damage protection, ensuring your hair stays hydrated, nourished, and vibrant.