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How to choose a good heat protectant for your hair?

Published on: 30/04/2025
Updated on: September 4, 2025.
Table of Contents

The heat from hair dryers, straighteners and curling irons can be a great ally when styling your hair, but it can also cause irreparable damage to your hair. That's why heat protection is an essential product for those who can't live without using heat tools. 

Woman with wet hair being blow-dried; text highlights how to choose a good heat protectant for hair.

The heat from styling tools can transform your look, but without the right protection, your hair can suffer irreparable damage. Dryness, breakage, frizz and loss of shine are just some of the problems that excessive use of blow dryers, straighteners and curling irons can cause. 

To avoid this damage and keep your hair healthy and beautiful, heat protectant is an essential ally. But with so many options on the market, how do you choose the ideal product for your hair type? Find out how to solve this question by reading this article! 

What is a heat protectant?

O thermal protector It is a hair product that forms a protective barrier on the hair strands, minimizing damage caused by excessive heat. It helps prevent dryness, breakage, frizz, and loss of shine, keeping hair healthy and beautiful.

How to choose the ideal heat protector?

To choose the heat protectant Ideally, several factors need to be taken into consideration:

  • Hair Type: Fine, oily hair requires lighter products, such as sprays or serums. Thick, dry hair benefits from thicker products, such as creams and oils.
  • Ingredients: Look for products that contain moisturizing and nourishing ingredients, such as vegetable oils, butters, and proteins. Avoid products with alcohol, which can dry out your hair.
  • Texture: The texture of the product is also important. If you prefer lighter products, opt for sprays or serums. If you prefer thicker products, opt for creams or oils.
  • Thermal protection: Check the maximum temperature that the product protects. The higher the temperature, the greater the protection.
  • Brand: Choose trusted brands that offer quality products with proven results. Grandha, for example, offers a complete line of hair care products, including heat protectants for all hair types.

How to use heat protector?

To use heat protectant correctly, follow these tips:

  • Apply the product to damp hair, before using a hairdryer or straightener.
  • Spread the product evenly along the entire length of the hair, avoiding the roots.
  • Do not use too much product, so as not to weigh down your hair.
  • Dry your hair with a hairdryer on a medium or low temperature.
  • Use the straightener or curling iron at a low or medium temperature, and avoid leaving the device in contact with the hair for too long.

Extra Tips

  • In addition to heat protectant, use other products to protect your hair from heat, such as oils and... leave-in conditioners.
  • Hydrate and nourish your hair regularly to keep it healthy and strong.
  • Avoid using excessive heat tools, and whenever possible, let your hair dry naturally.

Heat protection is an essential step in the hair care routine of anyone who uses heat tools. By choosing the ideal product for your hair type and following the usage tips, you can ensure protected, healthy hair with a flawless look. 

Remember that the health of your hair is a long-term investment, and heat protectant is a powerful ally in this process. Count on products from Grandha to keep your hair healthy and with the shine you deserve! 

Author
Celso Martins Junior
  • Cosmetic engineering manager and technical manager Grandha Professional Hair Care.
  • Certified Trichologist by IAT – International Association of Trichologists (IAT – Australia).
  • CEO of the Brazilian Academy of Trichology.