Where Beauty Meets Biology.

Holistic hair and scalp care — blending science, artistry, and soul.

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Scalp + Soul - Notch + Mill

Scalp + Soul

Holistic Head Spa & Trichology Salon

Notch + Mill is a holistic head spa and trichology-focused salon in St. Charles, Missouri, dedicated to merging trichology, artistry, and holistic wellness to nurture both the physical and emotional well-being of every guest.

We specialize in supporting guests experiencing hair loss and scalp concerns, while offering a full spectrum of traditional salon services rooted in the same care, expertise, and intentionality.

Our Mission

To bridge beauty and biology through intentional, science-backed care that restores balance from scalp to soul.

Expert Leadership

Kim - Certified Trichologist & Master Stylist

Led by Kim, a Certified Trichologist, Hair Loss Specialist and Master Stylist, Notch + Mill redefines what a salon experience can be. Rooted in science and guided by artistry, every detail — from consultation to color to care — is designed with purpose.

Our mission is to create a space where confidence, calm, and connection come naturally, leaving you feeling truly seen, understood, and restored.

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A Community of Confidence

Testimonials

I went and received a scalp treatment. I have some hair loss from having autoimmune diseases and heard great things about this service with helping rejuvenate your scalp. Kim was fantastic.

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Kaitlin

Seattle, WA

Absolutely amazing! Kim was so welcoming and caring. She is so knowledgeable and helpful with my scalp treatment! Excited to get my scalp healthy!

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Melissa

Portland, OR

I cannot say enough amazing things about Kim and the experience I had at Notch & Mill. I had a scalp treatment done and WOW.

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Cassidy

Denver, CO

I highly recommend the scalp treatment! I went in for the sole purpose of relaxation and got so much more out of it.

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Tara

Austin, TX

I just completed a scalp treatment, this having been my second one i have had done and once again so impressed.

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Cheyenne

Phoenix, AZ

Every visit is designed with care and intention — here’s what our guests have shared about their experience at Notch + Mill.

Ready to experience the Notch + Mill difference? Book your consultation or head spa ritual and take the first step toward balanced, healthy hair and scalp.

Begin Your Scalp Wellness Journey

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