KilgourMD The Shampoo (Calm + Soothe)

KilgourMD The Shampoo (Calm + Soothe)

  • Front view of The Shampoo (Calm + Soothe) bottle showcasing light blue label and pump cap on a pale blue background
  • Illustration showing The Shampoo and The Conditioner with labeled key ingredients
  • Comparison graphic showing KilgourMD shampoo and conditioner reverse scalp age and extend serum activity 6–8 hours
  • Before and after comparison of hair treatment with 'Before' showing dry, brittle hair and 'After 4 Weeks' showing improved hair health.
  • Front view of The Shampoo and Conditioner Bundle: two white KilgourMD bottles labeled The Shampoo and The Conditioner on a white pedestal against a light blue background with a ‘Developed by a Stanford-trained dermatologist’ banner
  • Front view of The Shampoo (Calm + Soothe) bottle showing foamy lather and floating bubbles on a light blue background
  • Close-up of KilgourMD The Shampoo (Calm + Soothe) bottle held in a soapy hand, showcasing the front label and lather against a blue background
Why the Shampoo Matters for Treatment Performance
Hair growth treatments only work as long as the scalp environment allows them to. Most scalps shut down active ingredients within 2–4 hours due to barrier damage, microbiome imbalance, and oxidative stress from environmental exposure.

The KilgourMD Calming + Soothing Shampoo was specifically formulated to restore the three critical systems that determine treatment efficacy—rebuilding your protective barrier, rebalancing your microbiome, and providing antioxidant defense—while immediately soothing irritation, reducing flaking, and leaving hair soft and manageable. This creates the optimal foundation for serum actives to stay working as long as 6–8 hours instead of breaking down prematurely, allowing growth signals more time to penetrate and reactivate follicles. When paired with the KilgourMD Conditioner, it also protects fragile baby hairs so visible results can actually show.
Why Drugstore & Salon Shampoos Fall Short
Most shampoos are designed for immediate cosmetic results—thick lather, that squeaky-clean feeling, that tight sensation that makes you think your scalp is "really clean." Not for long-term scalp health or treatment performance.

Conventional shampoos use harsh sulfates because they create thick foam and lather that gives the perception of thorough cleansing, but they strip away your protective barrier in the process. This leaves your scalp defenseless—unable to retain moisture or keep treatment actives working for more than a few hours. Even shampoos claiming to support "scalp health" often wipe out the entire microbiome indiscriminately, allowing harmful bacteria to repopulate faster and produce enzymes that degrade your treatment peptides. They optimize for how clean your scalp feels in the shower—not whether your treatments can actually stay active or your scalp can support sustained hair growth.

KilgourMD Shampoo addresses what actually matters—barrier integrity, gentle microbiome rebalancing, and antioxidant protection—so your treatments can work at full capacity for as long as 6–8 hours instead of breaking down after 2–4.
How to Use with the KilgourMD System
Apply to wet hair and massage into scalp. Leave for up to 5 minutes to allow actives to penetrate, then rinse thoroughly. Use at least 2–3 times per week for optimal results, but gentle enough for daily use if needed.

After shampooing, follow with the KilgourMD Conditioner to protect baby hairs and strengthen existing hair.

Then apply your KilgourMD Prevention and Treatment serums as usual.

By restoring your scalp barrier, rebalancing your microbiome, and providing antioxidant protection before serum application, the Shampoo creates the optimal foundation for treatment ingredients to stay active as long as 6–8 hours instead of breaking down within 2–4 hours. You'll notice immediate improvements in scalp comfort and hair manageability, with consistent use maximizing serum performance while reducing shedding and supporting healthier, fuller hair growth over time.

KilgourMD The Shampoo (Calm + Soothe)

KilgourMD The Shampoo (Calm + Soothe)

4.8
Rated 4.8 out of 5 stars
8 Reviews
$49.00 USD
$49.00 USD
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  • information-img
    REVERSE LOST FULLNESS
  • information-img
    EXTEND SERUM ACTIVITY
  • information-img
    PREVENT PREMATURE SCALP AGING
The first-of-its-kind dermatologist engineered scalp health preparation shampoo formulated with multiple clinical-strength actives and only premium ingredients to optimize the scalp environment for women using topical treatments or experiencing hair thinning.
Why the Shampoo Matters for Treatment Performance
Hair growth treatments only work as long as the scalp environment allows them to. Most scalps shut down active ingredients within 2–4 hours due to barrier damage, microbiome imbalance, and oxidative stress from environmental exposure.

The KilgourMD Calming + Soothing Shampoo was specifically formulated to restore the three critical systems that determine treatment efficacy—rebuilding your protective barrier, rebalancing your microbiome, and providing antioxidant defense—while immediately soothing irritation, reducing flaking, and leaving hair soft and manageable. This creates the optimal foundation for serum actives to stay working as long as 6–8 hours instead of breaking down prematurely, allowing growth signals more time to penetrate and reactivate follicles. When paired with the KilgourMD Conditioner, it also protects fragile baby hairs so visible results can actually show.
Why Drugstore & Salon Shampoos Fall Short
Most shampoos are designed for immediate cosmetic results—thick lather, that squeaky-clean feeling, that tight sensation that makes you think your scalp is "really clean." Not for long-term scalp health or treatment performance.

Conventional shampoos use harsh sulfates because they create thick foam and lather that gives the perception of thorough cleansing, but they strip away your protective barrier in the process. This leaves your scalp defenseless—unable to retain moisture or keep treatment actives working for more than a few hours. Even shampoos claiming to support "scalp health" often wipe out the entire microbiome indiscriminately, allowing harmful bacteria to repopulate faster and produce enzymes that degrade your treatment peptides. They optimize for how clean your scalp feels in the shower—not whether your treatments can actually stay active or your scalp can support sustained hair growth.

KilgourMD Shampoo addresses what actually matters—barrier integrity, gentle microbiome rebalancing, and antioxidant protection—so your treatments can work at full capacity for as long as 6–8 hours instead of breaking down after 2–4.
How to Use with the KilgourMD System
Apply to wet hair and massage into scalp. Leave for up to 5 minutes to allow actives to penetrate, then rinse thoroughly. Use at least 2–3 times per week for optimal results, but gentle enough for daily use if needed.

After shampooing, follow with the KilgourMD Conditioner to protect baby hairs and strengthen existing hair.

Then apply your KilgourMD Prevention and Treatment serums as usual.

By restoring your scalp barrier, rebalancing your microbiome, and providing antioxidant protection before serum application, the Shampoo creates the optimal foundation for treatment ingredients to stay active as long as 6–8 hours instead of breaking down within 2–4 hours. You'll notice immediate improvements in scalp comfort and hair manageability, with consistent use maximizing serum performance while reducing shedding and supporting healthier, fuller hair growth over time.

Developed by Stanford-trained dermatologist, Dr. James Kilgour.

Clinically validated results:

  • 74.5% reduction in scalp inflammation markers
  • 31% reduction in visible flakes

What This Does

  • Extended serum activity for better growth results: Creates the optimal scalp environment for topical treatments to stay working at full capacity.
  • Protects fragile baby hairs: Helps shield new growth from breakage during brushing, styling, and daily wear.
  • Strengthens for natural volume: Helps rebuild hair structure while improving moisture for resilient, fuller-feeling hair without heaviness.
  • Immediate benefits: Improved scalp comfort, easier detangling, and a softer, more manageable feel.
  • Long-term support: Reduced shedding within 4–6 weeks, with visible improvements in thickness and new growth after consistent use.
View full details
Woman smiling and looking into a tabletop mirror in a bright, calm bathroom
What goes into the Shampoo?
KEY INGREDIENTS

Panthenol (Provitamin B5)

Penetrates the upper skin layers and converts to pantothenic acid, increasing water retention and supporting lipid synthesis. Rebuilds the protective barrier that locks serum actives in place.

Piroctone Olamine

Dual-function molecule that works as an antioxidant while regulating the scalp microbiome. Naturally suppresses Malassezia growth linked to visible flakes while neutralising peroxide radicals that would otherwise break down your serum peptides. Reduces hair fall severity in clinical studies.

Patchoul'Up™

Patented extract clinically proven to reduce sebum imbalance by 39% and decrease flakes by 31%. Rebalances the scalp microbiome, preventing bacterial enzymes from degrading your serum actives.

CutiBiome CLR™

Standardized complex of Manuka, Black Pepper, and Magnolia extracts. Reduces surface scalp inflammatory mediators (IL-1α, IL-8) while supporting beneficial bacteria. Clinical studies show 74.5% reduction in scalp inflammation markers, with strong improvements in visible flakes, oiliness, sensitivity, and itch.

Resveratrol

Powerful polyphenol that supports the SIRT1 gene and enhances antioxidant defenses. Suppresses reactive oxygen species and protects your serum growth factors against UV, pollution, and environmental damage. Clinical studies show it further decreases shedding and hair fall.

Glycerin

Primary humectant that maintains hydration within the scalp's lipid bilayers. Essential for keeping your scalp environment optimal for serum penetration and sustained activity.

Sulfate-Free Cleansing Complex

(Sodium Lauroyl Methyl Isethionate, Sodium Cocoyl Isethionate, Cocamidopropyl Betaine)

Mild cleansers derived from natural fatty acids that remove buildup without disrupting your scalp's protective lipid barrier—the foundation of a young, healthy scalp environment.

VIEW ALL INGREDIENTS

CLINICAL RESULTS

0%

Zinc Pyrithione

(an EU-banned reproductive toxin)

74.5%

Reduction in Scalp Inflammation Markers

(CutiBiome CLR™)

Close-up scalp before and after using the shampoo, left labeled "BEFORE" with visible flakes, right labeled "AFTER 4 WEEKS" with reduced flakes

Results based on a rinse-off study of CutiBiome CLR™

39%

Increase in Scalp Sebum Balance

(Patchoul'Up™)

31%

Reduction in Visible Flakes

(Patchoul'Up™)

*When used alongside KilgourMD Conditioner

THE PROCESS
How to Use

We intentionally designed our shampoo and conditioner to work perfectly together, as well as with your lifestyle. For optimal results though, here are some tips from us.

Front view of The Shampoo (Calm + Soothe) bottle showcasing light blue label and pump cap on a pale blue background
STEP 1
Application

Apply to wet hair and massage into scalp, leave for up to 5 minutes to allow actives to penetrate, and rinse thoroughly. Use 2–3 times per week for optimal results, but gentle enough for daily use if needed.

Front view of The Shampoo (Calm + Soothe) bottle showing foamy lather and floating bubbles on a light blue background
STEP 2
Results

Most women notice immediate improvements in scalp comfort, reduced flaking, and softer, more manageable hair from the first wash. Within 4–6 weeks, reduced shedding becomes apparent, with lasting visible improvements in thickness and new growth becoming evident after 90 days of consistent use.

FREQUENTLY ASKED QUESTION
Have a question? We are here to help.

How do the shampoo and conditioner boost the results of the serums?

The Shampoo and Conditioner are designed to support and refine the results of the serums by keeping the scalp calm and the hair fiber protected. Many people choose to add them to improve hair texture, strength, and overall hair quality as well.

How often should I use the Shampoo?

The Shampoo and Conditioner are designed to fit easily into your existing routine. For many people, using them 2–3 times per week works well to support scalp balance without over-cleansing. That said, the sulfate-free formula is gentle enough for daily use if you prefer to wash your hair more often. Whether you wash every day or just a few times a week, the system is designed to support a healthy-looking scalp and hair without harsh stripping.

Is the shampoo safe for color treated hair?

Yes. The Conditioner includes protective technologies, including Vegan Silkgel Neo™, designed to help maintain color vibrancy and protect hair from environmental and heat-related stress. It’s safe for color-treated, bleached, or chemically processed hair.

Is there a fragrance?

Yes. The Shampoo and Conditioner feature a light, clean signature scent with notes of yuzu, bergamot, and cedarwood, designed to feel fresh and subtle — not overpowering.

VIEW ALL FAQS
TESTIMONIALS

Hear what the people have to say

4.8
Rated 4.8 out of 5 stars
Based on 8 reviews
88%would recommend this product
Customers Talked About
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8 reviews
  • KH
    Karen H.
    Verified Buyer
    Yesterday
    Rated 5 out of 5 stars
    Less shedding!

    I really am impressed with the quality of the shampoo. I like the gentle way it is cleaning my hair without stripping it. My hair loss has slowed immensely and I am very relieved! It leaves my hair feeling soft and natural.

    Was this helpful?
  • MT
    Morgan T.
    Verified Buyer
    Yesterday
    Rated 5 out of 5 stars
    Thank you!

    My hair shedding is visibly reduced after just 2 washes. I’m so happy I could cry! Thank you!

    Was this helpful?
  • DN
    Debra N.
    Verified Buyer
    Yesterday
    Rated 5 out of 5 stars
    It works

    After the first wash my hair felt thicker more & more manageable. I have been using only this shampoo on a regular bases . I am happy to say I feel like I have a full head of hair again. I’ve already ordered a second bottle. 💝

    Was this helpful?
  • J
    Juliet
    1 month ago
    Rated 5 out of 5 stars
    5 Stars

    Restored body and shine to my hair after literally one shampoo! Game changer

    Was this helpful?
  • SB
    Sonal B.
    Flag of United States
    Verified Buyer
    3 months ago
    Rated 5 out of 5 stars
    Clean and bouncy

    So happy with this shampoo. A little amount does the job. My scalp feels clean and can go longer between washes as my hair doesn’t get limp. The product is gentle and doesn’t irritate my scalp one bit.

    Was this helpful?