expert-made. teen-trusted
genuine care, not just
claims
Real science, real testing, and real support—built in from day one. At Sincerely Yours, every formula is backed by doctors, all of whom happen to be moms of teens too! Pretty packaging is just a bonus.
Meet our medical advisory board
Every formula is rooted in clinical expertise and deep knowledge around the complexities of developing skin—from sensitivity to hormonal flare-ups and everything in between.
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Dr. Mara Weinstein Velez, MD
Cosmetic dermatologistHormonal acne pro experienced in diverse skin types.
Mom to Elia, Sebastian and Santi, ages 11, 9 and 7 -
Dr. Robin Schaffran, md
pediatric dermatologistPediatric derm with 28+ years of experience.
Mom to Jojo, Ari and Izzy, ages 17, 16 and 13 -
Dr. Longchuan Huang, phd
pharmaceutical research chemistFormer pharma chemist who’s fluent in formulas.
Mom to Lisa, age 10
"As a pediatric dermatologist and a mom to teenage daughters, I know how hard it is to find skincare that’s not only gentle, but also aspirational enough that teens actually want to use it. That’s why I got involved — not just to develop formulas, but to help build the brand from the ground up."
Powered by teens
Our Teen Advisory Board guides us on what works, what doesn’t, and what’s actually worth using—so every product feels built with them, not just for them.