Alopecia, GLP-1s, and the Truth About Red Light Devices with Dr. Michelle Tarbox cover art

Alopecia, GLP-1s, and the Truth About Red Light Devices with Dr. Michelle Tarbox

Alopecia, GLP-1s, and the Truth About Red Light Devices with Dr. Michelle Tarbox

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This week on Skincredible, Dr. Lisa Swanson sits down with Dr. Michelle Tarbox for a deep dive into hair loss that goes way beyond “is it falling out?” Dr. Tarbox is associate professor of dermatology and dermatopathology at Texas Tech University Health Sciences Center and co-host of the Dermasphere Podcast! Fun fact-- her identical twin sister is an opera singer performing across Europe.

They start with diagnosis: why pattern is the first and most important clue, how a “swarm of bees” attacking follicular melanocytes causes hair shafts to thin and narrow over time in alopecia areata, and the key question that separates telogen effluvium from androgenetic alopecia — are you seeing, feeling, or catching hair coming out, or just noticing it’s thinner over time?

From there, a thorough look at GLP-1 related hair loss: why it happens, the emerging retatrutide (which targets both GLP-1 and GIP), the dysmorphia concerns around extreme weight loss, and Dr. Tarbox’s reminder that patients should always tell their doctors what they’re taking because “we don’t judge, we just need to know.” They discuss getting enough protein and the right vitamins to fill nutritional holes, and why hair loss can act as a canary in the mine for patients hoping to stay on their GLP-1.

On the OTC and device front: which supplement has the best data and price point (Viviscal, reviewed in an article on Dermasphere), a rundown of red light therapy devices (the Hairmax laser comb, iRestore vs. Revlon Red, why Theradome isn’t recommended, and capless options that need a power supply), and the science of why red light works — it’s attracted to copper ions, kickstarts senescent cells, decreases DHT, and improves blood flow. They also cover scalp massage, fingers vs. the “Comfier” device from Amazon, and a fair worry about head fires.

The conversation moves into JAK inhibitors as a game-changer for alopecia areata, the frustrating reality of insurance companies labeling it “cosmetic” despite the real burden it places on patients, and how hair loss is portrayed in media. They get into scalp micropigmentation (“drug tattooing”) — including the epinephrine science behind it, what a typical treatment series costs and involves (three treatments back-to-back, paired with oral or light-based support), and how Dr. Tarbox chooses between anti-androgens like spironolactone and finasteride depending on the patient.

Dr. Tarbox’s PSA for anyone googling hair loss: those miracle-growth ads aren’t real (cue a tangent about the cult movie The Peanut Butter Solution) — get diagnosed and come in early, because it’s far easier to maintain hair than regrow it.

Plus, a rapid-fire round: paper vs. digital calendars, guilty-pleasure reality TV, lottery dreams, ideal dinner time, and — naturally, given the Texas Tech connection — predictions on when Taylor and Travis are finally tying the knot.

Keywords

Dermatology, Alopecia, Alopecia Areata, JAK Inhibitors, Hair Loss, GLP-1, Peptides, Anti Androgens, Dutasteride, Finasteride, Spironolactone, Minoxidil, Rogaine, The Peanut Butter Solution, Scalp Massage, Red Light Therapy, Vitamins, Nutraceuticals, Viviscal, Nutrafol, Opera, Travis Kelce, Taylor Swift

Links, Attachments

More about Dr. Tarbox: https://providers.texastechphysicians.com/provider/michelle-tarbox/2676236

Dermasphere Podcast:

https://www.dermaspherepodcast.com/

Chapters

00:00 Intro and Welcome Dr. Michelle Tarbox

02:35 Alopecia Clinical Observations

06:29 How Important is Time in Alopecia?

08:38 GLP-1 Related Hair Loss

14:38 GLP-1 Related Body Dysmorphia

16:32 For Patients Experiencing GLP-1 Hair Loss

18:50 Over the Counter Recommendations

21:18 Red Light Therapy

24:17 Science of Red Light

25:39 Dermal Stretching & Hair Growth

29:23 Alopecia Areata & JAK Inhibitors

32:30 The Lost Years with Alopecia Areata

33:20 Insurance Calling Alopecia

34:45 What Dr. Tarbox Wishes Patients Knew About Alopecia

36:50 False Ads for Vitamins That Do Not Work

39:00 Drug Tattooing

44:40 Anti Androgen Therapies

48:30 Rapid Fire Questions

53:26 Like/Subscribe/Follow, Thanks & Goodbye



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The information shared on this podcast is for educational purposes only and is not a substitute for personalized medical advice. Always consult your physician regarding your health.

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