4.63/5 · 4,206 reviews · 91% would recommend*

5 Reasons
Big Pharma Dandruff Shampoos Work Against Your Scalp: Here's What Actually Calms the Flakes

It's not your hygiene. The dandruff shampoos, the prescriptions, and the 'natural' oils can all quietly work against your scalp.

A woman with dark, wet hair lathers shampoo into her scalp while looking at the camera.

Formulated by Austin Beals, Dermazen's co-founder, who spent over a decade dealing with the same flaking and itching before building this for himself. His scalp calmed within days, and it's held ever since.

01.

Your Shampoo Gets Two Minutes. Your Scalp's Problem Runs 24 Hours.

A person squeezes a creamy product from a bottle labeled 'derma zen' into their wet palm.

Dermazen's Calming Seborrheic Serum works overnight instead, whether that night is a wash day or not, giving you 8+ hours of contact time against the two minutes a rinse-off shampoo gets.

02.

There's a Buildup Layer Most Shampoos Never Reach

Oil, dead skin, and old product residue build up on the scalp and block most treatments before they can work. Dermazen's Calming Seborrheic Serum clears that buildup layer first, so whatever you use next actually has a path through.

92% reported less scalp buildup after 4 weeks.*

A close-up of a person applying a foamy product to their long, dark, wet hair.

03.

The "Stronger" Shampoo Can Be What's Making It Worse

Harsh sulfates and topical steroids can quiet symptoms fast, but they can also strip your barrier and leave you more dependent on the next dose.

Dermazen skips both, so nightly use supports your barrier instead of stripping it.

04.

That "Natural" Oil You Switched To Can Backfire Too

Coconut, olive, and argan oil are heavy oils, and heavy oils can sit on the scalp and feed the same buildup you just read about. Dermazen uses lighter ingredients instead that soak in rather than sit on top, so they support a calmer scalp instead of adding to the cycle.

Free from oleic acid and the other long-chain fatty acids linked to barrier disruption.

05.

Flakes Can Be a Sign Your Scalp Stopped Shedding Cleanly

Healthy shedding is supposed to be invisible, skin cells release cleanly on their own instead of clumping. Buildup, dead skin, and heavy oils can get in the way of that, which is what shows up as flakes on your shoulders.

Dermazen clears the buildup layer and skips the heavy oils, so your scalp can go back to shedding the way it's supposed to.

They'd Tried Everything Before This

Slide 1 of 5

“These products are amazing"

"For the past four weeks, I treated my scalp weekly with the calming seborrheic serum, shampoo, and conditioner... Four weeks in and I'm over excited."

— Valerie M.

VERIFIED BUYER

“Wish I'd found this sooner"

"My locs are long and this helps prevent the build up in my scalp from getting stuck in my locs. I wish I had this 11 years ago when my loc journey began."

— Claretta D.

VERIFIED BUYER

“Nothing else was helping"

I often experience flare ups at night before bed, dealing with severe itching, tingling and redness. I tried other brands of medicated shampoo, ant itch spray, and nothing seemed to be helping."

— Bethany W.

VERIFIED BUYER

“The relief was always temporary before"

I tried soothing it with olive oil or castor oil, but the relief was always temporary."

— Fatemah N.

VERIFIED BUYER

“Calmer and less sore’’

It has helped my scalp significantly, the flakes immediately lift after washing my hair, and it feels much more calm and less sore."

— Monai W.

VERIFIED BUYER

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A five-star customer review for a dandruff shampoo, next to a close-up of a green scalp massager.
A customer testimonial for a serum, featuring a five-star review and a photo of the product.
A woman with dark hair puckers her lips to kiss a bottle of Derma Zen scalp serum.

“I have been dealing with extremely bad dandruff since birth! My parents struggle so much trying to find something that helped my siblings and I, but never could. FINALLY at age 36 we have found the GOLDEN TICKET!!!” —

Jalisa B.

4.57/5 · 1,592+ Reviews · 94% Would Recommend

SPECIAL OFFER

25% OFF Today

New Customer Starter Kit

Scalp Relief System Starter Kit

New Customer Starter Kit – Save 25%

273 Reviews

Clear flakes and itching without nuking your scalp and stripping your hair. Our leave-in serum works 24/7, feeding your scalp and starving out the root cause of flakes day and night. On wash days, our Scalp Therapy Shampoo and Nourishing Conditioner help keep flakes away for good.

Prevent Flakes

Improve Hair Health

Overnight Relief

Calm Itching

4.57/5 · 1,592+ Reviews · 94% Would Recommend

Calming Seborrheic Serum

An overnight serum for flaky, irritated skin. Apply it before bed and leave it on for 8+ hours. Wake up to calmer skin, with your skin barrier supported instead of stripped.

Fewer flakes

 Less itching, less redness

Calmer skin by morning

Supports your skin barrier instead of stripping it

Everything in your Starter Kit:

Calming Seborrheic Serum

4 oz · Leave-in, works day & night

$49.99

$42.46

A dark amber bottle with a white cap and a green and white label on a plain background.

Scalp Therapy Shampoo

Removes buildup without stripping

$49.99

$42.49

A brown bottle with a white pump dispenser and a white and green label, against a light background.

Nourishing Conditioner

Silky, hydrated hair, no heavy oils

$44.95

$38.21

A light green, circular scalp massager with a handle, set against a plain white background.

Silicone Scalp Scrubber

Reusable

$19.95

FREE

$38.21

Total Value

$164.84

·

You save $41.68 today

One-Time Purchase - Serum only

$164.84

$49.95

Deliver every month

60-Day Money Back Guarantee

In a 4-week clinical study:

92%

reported reduced flaking after 4 weeks*

92%

reported their scalp felt calmer and more soothed after 4 weeks*

77%

showed dermatologist-confirmed improvement in scalp health*

*In a 4-week open-label, single-group clinical consumer perception study conducted by Citruslabs (n=27 test subjects, 18 and over). Results based on participant self-report unless noted as dermatologist-confirmed. Individual results may vary. Dermatologist-confirmed result based on evaluation of before-and-after scalp photos.

60-Day Peaceful Skin Guarantee

Try it for up to 60 days. If your skin doesn't feel noticeably calmer, we'll give you a full refund.

One Step, Overnight

Apply before bed. No multi-step routine. It works while you sleep.

Free Shipping on Orders Over $75

No surprise fees at checkout.

FAQ

Do I need to stop using my other scalp products?

If you're using anything prescribed by a dermatologist, keep following their guidance. For over-the-counter products with harsh sulfates or heavy oils, give those a break while you use the Serum.

One Routine That Actually Calms the Flakes