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Results that thousands of customers love.

Before and after thicker ponytail results after 8 weeks

"My ponytail feels so much thicker now. This actually works."

Sarah M.

Before and after hairline results after 8 weeks

"Seeing way less hair in the shower drain after some weeks and my hairline is filling in."

- Jessica K.

Before and after baby hairs along hairline after 8 weeks

"I finally have baby hairs growing back along my hairline. Absolutely love this serum!"

- Jennifer R.

Before and after thin spots regrowth after 8 weeks

"The only product that grew back my thin spots without irritating my sensitive scalp."

- Amanda B.

Before and after postpartum hair results after 8 weeks

"Saved my thinning hair after having my baby without making my scalp greasy."

- Lisa T.

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Exclusive Welcome Kit

Exclusive welcome kit

Get started with this exclusive Welcome Kit today

A first-order ritual kit designed for visibly fuller-looking hair.

Hair Serum Transformation Pack

3-pack Hair Serum

$23.33/each

First Purchase Includes:

Chance to win a Dyson Airwrap

You could win a Dyson Airwrap™ valued up to $749 (only valid with The Spa Dr. subscription)

$749Chance to win

Nutritional Guide for Hair Growth

Step-by-step nutritional plan for stronger, fuller-looking hair.

$29.99Free

Scalp Massager

Boosts serum absorption and stimulates blood flow to follicles.

$39.99Free

Free Shipping

$4.95Free
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What everyone is loving right now

The Spa Dr.® Hair Serum
BEST SELLER
The Spa Dr.® Hair Serum
AGE DEFYING Lift & Tight Serum
BEST SELLER
AGE DEFYING Lift & Tight Serum
NECK & CHEST Firming Cream
NECK & CHEST Firming Cream

Our Hair Serum is trusted by doctors and trichologists for its clinically-tested formula that targets thinning hair at the root.

Dr. Jill Zavada

Dr. Jill Zavada

Naturopath FDNP

Peptides that actually reach the scalp and support visible density.

Dermatology • Hair Health
Dr. Terra Winston

Dr. Terra Winston

Naturopathic Physician

Targets the root cause of thinning with a formula I trust.

Trichology • Hair Restoration
Dr. Grace

Dr. Grace

Naturopathic Physician

Clinically inspired ingredients that support stronger, fuller-looking hair.

Dermatology • Scalp Health
Dr. Becky Campbell

Dr. Becky Campbell

Board-Certified Doctor of Natural Medicine

A smart, science-backed approach to healthier, fuller-looking hair.

Dermatology • Hair Health
Joyce Jackson

Joyce Jackson

Certified Nutritionist & Midlife Hormone Health Advocate

A smart, science-backed approach to healthier, fuller-looking hair.

DERMATOLOGY • HAIR HEALTH
The Spa Dr. VIP Benefits

See what our customers are saying

40,492 Verified 5-star reviews

Lauren

Hair Serum

“It's the fullest my hair has looked since I had my baby”

Ellie M.

3 Step System

“Research shows that 80% of personal care products contain at least one toxic ingredient”

Mary

Age Defying Lift and Tight Serum

“This is been a total game changer to my skin.”

Jolene

Hair Serum

“My brush used to be full of hair every morning, but now the shedding decreased.”

Stefani

Hair Serum

“I switched to this product and my hair is visibly growing”

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