The Matcha Rinse
Thickening Shampoo
Good For: Fine, flat or thinning or shedding hair.
A weightless shampoo powered by matcha and advanced bio-actives that gently cleanses the scalp while promoting fuller, thicker-looking hair.
• Adds body and thickness without weighing down
• Gentle for daily use and color-treated hair
• Powered by matcha and advanced bio-actives
dermatologist tested • cruelty-free • sulfate free • vegan
- Adds body and thickness without weighing down
- Powered by antioxidant-rich matcha and advanced bio-actives
- Gentle for daily use and color-treated hair
- Creates a rich, cushiony lather that cleanses without stripping
GOOD FOR: Fine, flat, thinning or shedding hair.
BASE-K offers a holistic approach to hair wellness—supporting long-term scalp vitality and hair resilience at every stage of life.
- Thoroughly wet hair.
- Use hands or the BASE-K scalp massager to lather on scalp and hair. Leave in for 2-4 minutes. Rinse well.
- PRO-TIP: Pair with the BASE-K Scalp Brush for a deeply clarifying experience that stimulates circulation and encourages healthy growth potential.
- Matcha – Detoxifies and energizes the scalp for renewed vitality
- Acetyl Tetrapeptide-3 – Strengthens hair fibers and supports visible fullness
- Rosemary – Known to help stimulate scalp circulation and support fuller, thicker-looking hair
- Clover Flower – Works synergistically with peptides to strengthen and fortify hair for healthier-looking locks
No parabens, sulfates, silicones, phthalates, synthetic dyes/colorants or mineral oils
Complete your BASE-K Ritual
Inspired by Korean headspa rituals and the philosophy behind Korean multi-step skincare, the BASE-K Ritual reimagines haircare as a layered system that purifies, nourishes, and strengthens from root to strand.
Hero Ingredients
Harnessing Time-Honored Botanicals and Modern Bio-Actives.
Matcha
Detoxifies and energizes the scalp for renewed vitality
Acetyl Tetrapeptide-3
Strengthens hair fibers and supports visible fullness
Rosemary
Known to help stimulate scalp circulation and support fuller, thicker-looking hair
Clover Flower
Works synergistically with peptides to strengthen and fortify hair
Curated Bundles
Curated collections for a complete, results-driven ritual







