Purchased in April of this year. Used about 5 times, almost full. From the official website below ↓ ----------------------- This hair care series is made with 100% natural ingredients* for smooth, shiny hair. Formulated with three plant-derived vitamin ingredients (retinyl palmitate, tetrahexyldecyl ascorbate, and tocopherol) and amino acid derivatives, it repairs damage to the core of the hair. It intensively repairs damage caused by coloring, perms, and dryness, leaving hair moisturized to the ends. No synthetic fragrances / No artificial coloring / No mineral oil / Paraben-free / Allergy tested (not everyone is guaranteed to be allergy-free) *Contains ingredients that are chemically reacted from natural ingredients. Leave-in treatment. This is a concentrated repair serum that can be used on wet hair. [Features] The viscous texture coats the hair. It finishes the hair with moisture to the ends. [How to use and usage guide] After shampooing, apply an appropriate amount to towel-dried hair and dry with a hairdryer. Can also be used on dry hair.