Hyaluronic acid is a molecule naturally present in the body, mainly in the dermis. This active ingredient is found in a plethora of cosmetic treatments for the skin due to its excellent moisturizing and anti-wrinkle properties. However, this active ingredient also has several virtues to take care of your hair and scalp. The benefits of hyaluronic acid on the hair. Hyaluronic acid is a gentle active ingredient that is generally very well tolerated. In hair care, it can fulfill several functions to sublimate the hair on a daily basis. Prevent split ends: A hyaluronic acid treatment applied to the lengths prevents hair breakage and limits split ends, making your hair softer and stronger. Tame unruly hair: Rebellious hair tends to swell and frizz. A treatment concentrated in hyaluronic acid applied to the lengths smoothes frizz and facilitates styling. Restore shine: Several factors such as pollution, stress, smoking or coloring can make hair dry and dull. A treatment with hyaluronic acid deeply hydrates the hair fiber and repairs damaged hair. Once hydrated and repaired, your hair regains its shine. Take care of your curls: A treatment rich in hyaluronic acid redraws and restructures your curls. It also adds volume to your hair. If it is naturally curly, this active ingredient helps keep it shiny, supple and elastic. Finally, on frizzy hair, the use of this active ingredient gives character to the hair and keeps it hydrated. Hyaluronic acid hydrates and strengthens the scalp. In order to repair scalp cells that may be damaged by itching, dandruff patches, redness, psoriasis and more, applying a concentrated hyaluronic acid serum directly to the hairline can be effective. Without greasing the hair, such a treatment will help fight against dryness and dehydration, thus preventing hair loss.