GLP1 HAIR LOSS

Own Your Hair Again: Stop GLP-1 Hair Loss

You can have both—healthy hair and body goals.

Reaching your ideal weight shouldn’t destroy your hair—but with GLP-1 meds, it can. When the problem is skin-deep, the solution is clear: dermatological scalp care.

“Rapid weight loss during GLP-1 treatment can weaken your hair follicles—but with the right support system, you can protect your hair growth in the process."

James Kilgour, MD | Board-Certified Dermatologist

Close-up of a person injecting a subcutaneous medication into their lower abdomen with an auto-injector pen

GLP-1: The Hidden Side Effect on Your Hair

Why Rapid Weight Loss Can Cost Your Hair

GLP-1 medications can accelerate weight loss, but your hair follicles may struggle to keep up. When you quickly shed pounds under metabolic stress, your body enters a state known as “survival mode”. Here, it prioritizes vital organs, sending key nutrients to these areas while starving less-essential tissue such as your follicles.

This change weakens your follicles, forcing them into the telogen (resting) phase. Gradually, your hair’s growth cycle shortens, leading to more hair shedding and visible thinning.

The Common Solutions? They Rarely Work

They often miss what your follicles need.

Approach What It Does What It MisseS
Minoxidil Stimulate follicles to promote growth Shorter hair growth cycles due to rapid weight loss.
Biotin Correct nutritional deficiencies Precise nutrient delivery to the follicles.
Thickening shampoos Create the appearance of hair density. Follicle weakening from metabolic stress.
Close-up of a person applying hair serum with a glass dropper to dry curly hair
Close-up of hair follicles with a golden serum spiral wrapping a central hair shaft on a smooth peach-colored scalp

Activate Hair Growth at the Root

Your GLP-1-related hair loss is a dermatological issue. To improve hair fullness, you need a system that delivers key nutrients to the deepest part of your follicles, helping to  prolong the anagen (growing) phase.

The four activators of hair growth:

  • Healthy follicles: Calming follicle inflammation gives your roots a chance to grow thicker hair.
  • Balanced scalp environment: When hydration and sebum levels are optimal, follicles function at their best.
  • Nutrition at the root: Nourishing the follicle at its base supports longer growth cycles and stronger hair.
  • Scalp barrier function:  A healthy scalp barrier helps defend follicles against environmental stress.

What a Dermatologist Would Recommend

“Many people experiencing hair shedding from GLP-1 medications reach for surface-level solutions, but the real problem is happening deep inside the follicle. This requires targeted dermatological support. That’s why I developed a follicle-focused scalp system to restore hair growth at the root.”

— Dr. Kilgour

Front view of two KilgourMD scalp serums: The Prevention (white bottle) and The Treatment (black bottle) with a plus symbol between them
Clinicians' Choice badge

891 clinicians, including dermatologists, share this on FrontrowMD without compensation. Learn more

The KilgourMD System: Clinically Proven Results

Powered by a clinical-grade blend of actives, the KilgourMD system delivers root-deep support, helping restore fuller-looking hair. The results are proven by real scientific evidence: In a 120-day clinical study, 43 women aged 30–65 showed noticeable improvements in scalp health and hair growth.

Before and after comparison of hair growth on Day 0 and Day 120.

In clinical trials:

Award ribbon icon

Formulated by a

board-certified dermatologist

Award ribbon icon

Endorsed by

700+ U.S.
clinicians

Award ribbon icon

Patent-pending

minoxidil-free
formula

A Simple Addition to Your Routine

Close-up top view of scalp treatment serum dropper applying clear serum to center hair parting against a pale background

STEP 01

Apply once daily

Apply 2 droppers of the Prevention Serum to your scalp daily

Hand holding two KilgourMD scalp serum bottles (black Treatment Scalp Serum, white Prevention Scalp Serum, 30 mL) against a light blue background

STEP 02

Prevention, then treatment

Follow with 2 droppers of the Treatment Serum

Close-up of a woman massaging her scalp with her fingers to apply a hair treatment

STEP 03

Massage in

Massage in gently — no
rinsing needed

Takes 30 seconds. Works while you sleep. Most patients notice reduced
shedding within 4-6 weeks, with visible regrowth by 90 days.

Hear what the people have to say

"As a dermatologist, I'm constantly evaluating new products for my patients. KilgourMD's approach to scalp health is backed by solid science and delivers real results without the side effects I see with traditional treatments."

 

Dr. Sarah Martinez, MD

MD, Board-Certified Dermatologist, Los Angeles, CA

The KilgourMD hair product is wonderful honestly. My hair now feels healthier and thicker and does not fall out like the way it use to. Before i started this product. My hair was dry and scalp was dry & itchy and my hair would fall out and when i combed my hair it was hard seeing my hair fall out. Now that i’m using this hair product my scalp is not itchy and feels fuller and thicker growing. I would recommend this product because it is WONDERFUL!!!.

 

Eileen

Verified Customer

Been on a GLP-1 for 5 months and my hair was shedding like crazy. 2 months into KilgourMD and my scalp feels healthy and I'm already seeing baby hairs at the front. Very happy so far!

 

Rachel M

Verified Customer

As Featured In

Women's Health logo
CBS Austin logo
BOF logo
Forbes logo
Yahoo! Lifestyle logo
Women's Health logo
Yahoo! Lifestyle logo
CBS Austin logo
BOF logo
Forbes logo

You Shouldn't Have to Choose Between Weight Loss and Hair Loss

GLP-1 medications are transforming lives — but the hair loss side effect is real, and it's not talked about enough.

If you're noticing shedding, thinning, or texture changes, acting early gives you the best chance of protecting your hair while staying on your medication.