Hair Thickening Mask


The Dr.TWL Hair Mask Bar System is developed with a focus on environmentally conscious, science-backed botanical ingredients for a deep-conditioning home hair spa treatment. Our haircare formulation delivers salon-results, without the toxic chemical runoff associated with the traditional haircare industry.



Dermatologist-formulated hair mask designed to increase hair volume and stimulate hair growth. Hair loss treatment.


Camellia Japonica [Hair Growth Extender]

Glycine Max Extract [Anti-Hair Loss]

Hydrolyzed Wheat Protein [Hair Shaft Thickener]


Botanically derived ingredients to thicken the hair shaft with each treatment. Extends growth phase of the hair cycle and promotes hair shine. Dermatologist formulated as part of hair loss treatment.


Apply a sufficient amount to damp hair. Leave on for 10 minutes then rinse off with cool water.

Read more about our 7-Step Hair Ritual for a healthy scalp and luscious hair here.