Beauty Biology

Beautiful was never the question.

The question often arrives quietly: Why does the skin I’ve known for years suddenly feel unfamiliar? A trusted routine no longer feels quite right. Sensitivity, dryness, or congestion appears. You can see that something has changed, and you want to understand what your skin is responding to.

I created Beauty Biology to give that question the attention it deserves.

For more than fifteen years, my work as a medicinal chemist and formulator has taught me to look closely at how skin functions. My conversations with women have taught me to look just as closely at the lives they are living. Hormones, stress, health, environment, and time all shape the skin, and your experience gives those details meaning.

Beauty Biology brings the science and your story into the same conversation. Through personal sessions, in-person skin analysis, and thoughtful education, we explore where your skin is now and build a way of caring for it that makes sense in your life. If you choose the Formulary, that understanding guides the creation of a serum made for your skin.

My hope is that you leave knowing your skin more deeply, feeling more certain in your choices, and knowing you have a place to return as it changes again.

Come as you are. We’ll begin there.

with gratitude, Kasia

Beauty Biology Experience at Spa 400

For local clients in the WNY area


Understand your skin with the power of advanced digital imaging and personalized one-on-one guidance. Your experience includes a comprehensive skin analysis, your Beauty Biology Skin Intelligence Report, current routine and product analysis and a customized strategy designed specifically for you.

Includes one custom formulated serum from our FORMULARY

Book Your In-Person Experience

Beauty Biology Experience Virtual

For Clients Anywhere


Experience the Beauty Biology methodology from anywhere. Through a personalized virtual consultation, guided photo assessment, and your Beauty Biology Skin Intelligence Report, you'll receive expert recommendations tailored to your unique skin.

Includes one custom formulated serum from our FORMULARY

Book Your Virtual Experience

The Formulary

Your skin’s biology is where we begin.

Skin changes. A familiar routine may stop feeling quite right. Your skin may become drier, more sensitive, less predictable, or simply different from the skin you knew a few years ago. You can sense the shift without knowing what is behind it.

Beauty Biology Formulary gives you a place to begin with understanding.

This is a custom facial serum experience shaped by your skin, your life, and what you are experiencing now. It starts with the Skin Intelligence assessment, which explores the fuller picture: hydration, barrier health, sensitivity, oil balance, hormonal changes, stress, environment, and the products you currently use.

Kasia Bookmiller, medicinal chemist and formulator, personally reviews your responses. She considers how those influences come together, then selects the serum base, botanicals, and targeted actives for a formula created specifically for you.

get your custom formula

Testimonials

I had been struggling with some skin changes as of late, and I was frustrated that my old products just seemed to stop working. I heard about Kasia through a friend and booked my first appointment not knowing what to expect. I was pleasantly surprised! Not only did Kasia take the time and care to address my needs, she offered a deeper insight into the why my skin might be changing along with really looking at what I was currently using. I actually kept a few of my favorite products because they were in line with my skin goals and Kasia picked products that filled the gaps of what I was missing. It was a relief that I didn't need to start from scratch and waste all of my already purchased products. If you are on the fence, don't hesitate. It was such a helpful experience and I learned so much about me!

- Beth H

I’ve spent years buying products based on what I thought my skin needed, but Beauty Biology completely changed the way I look at skincare. Kasia didn’t just look at what was happening on the surface—she helped me understand why my skin was behaving the way it was. I left knowing what my skin actually needs, what I should stop doing, and exactly how to move forward. For the first time, my routine makes sense.

- Pamela A.

Book the Virtual Experience

Beauty Biology is completely different from walking into a store and being told which products to buy. Kasia took the time to understand my skin, my concerns, my current routine, and even the things in my everyday life that could be affecting it. I left with a clear strategy and recommendations that actually made sense for my skin. I feel much more confident about what I’m using and, more importantly, why I’m using it.

-Marilyn J.

Book the In Person Experience