achieve thicker, fuller looking hair
HASK BIOTIN BOOST
THICKENING COLLECTION
Transform fine, thinning hair with the HASK Biotin Boost Thickening collection, formulated to plump up strands from root to tip.
3,900+ Reviews on Amazon
“I’ve been using this for a couple months and I won’t use anything else. Hair is fuller, so soft and long. Healthiest it’s been. I love this stuff…”
STEPHANIE
Verified Reviewer
THOUGHTFULLY FORMULATED WITH KIND, EFFECTIVE INGREDIENTS.
BIOTIN
Works to strengthen strands, improve thickness and add shine.
collagen
Known to repair and reverse split ends as well as deliver long-lasting volume.
COFFEE extract
Helps stimulate the root to promote hair growth.
NO SULFATES
NO PARABENS
NO SILICONES
NO PHTHALATES
NO DRYING ALCOHOL
NO GLUTEN
CRUELTY FREE
RECYCLED PLASTIC
NOW TRENDING: THICKER. FULLER. HEALTHIER STRANDS.
See what all the Biotin buzz is about:
Biotin boost
thickening shampoo
Infused with biotin, collagen, and coffee, this plumping shampoo helps promote stronger, thicker-looking hair.
- Best for fine hair
- Cleanses & thickens
- Gives noticeable lift without weighing hair down
- 81% felt product added body to hair*
*In a consumer study with 100 subjects
Biotin boost
thickening CONDITIONER
This conditioner helps promote thicker-looking hair with biotin for volume, collagen for strength, and coffee to help boost strands.
- Best for fine hair
- Conditions & thickens
- Gently detangles to leave hair feeling soft and manageable
- 92% said hair felt softer*
*In a consumer study with 100 subjects
biotin boost
5-in-1 leave-in spray
This multi-benefited conditioning spray is designed to pack your strands with moisturizing and conditioning agents that help strengthen and detangle thin hair.
- Thickens and adds body
- Provides thermal protection
- Controls frizz and adds shine
- Prevents breakage
- Detangles and moisturizes
- 88% said hair was shinier after use*
*In a consumer study with 100 subjects
Biotin boost
thickening dry shampoo
This lightweight, ultra-fine rice starch formula fortifies, plumps strands & reduces signs of thinning for thicker looking hair.
- Absorbs oil and cleans hair
- Adds density at the root
- No chalky or gritty residue
- 93% said hair and scalp were instantly refreshed*
*In a consumer study with 100 subjects
biotin boost
thickening clay hair mask
This thickening kaolin clay-based formula helps increase volume and nourish strands without weighing hair down.
- Create weightless volume at the root
- Smoothing damaged ends
- Leaves strands super conditioned with air-light bounce
- 85% said flat hair appeared thicker after use*
*In a consumer study with 100 subjects
