Take an appropriate amount of Biotonic Hair Serum in your palm, based on the length and thickness of your hair. Gently apply it to your hair, ensuring each strand is coated from root to tip. Run your fingers through your hair to distribute the serum evenly, then style as desired.

Take an appropriate amount of Biotonic Hair Serum in your palm, based on the length and thickness of your hair. Gently apply it to your hair, ensuring each strand is coated from root to tip. Run your fingers through your hair to distribute the serum evenly, then style as desired.