Answer six quick questions and we'll point you to the doctor-curated supplements or test kits that fit what you're looking for. Or scroll down to browse by category.
Three simple steps to better health
Are you focused on gut health, children's wellness, general nutrition, or diagnostic testing? Choose your starting point below.
Every product is doctor-formulated by Dr. Dena and Jonathan Birch. Our curated protocols and recommendations take the guesswork out of wellness.
Quality supplements with clinically-informed dosing, shipped fast from the U.S. Real ingredients, real results for you and your family.
Choose the path that fits your health goals
Safe, gentle formulations designed specifically for children. From immune support to digestive health, our kids' line is trusted by parents and pediatricians alike.
Browse Children's Health →Restore balance with probiotics, GI support formulas, and gentle cleansing protocols. The foundation of whole-body health starts in the gut.
Browse Gut Health →US BioTek at-home lab testing kits that are comprehensive, accurate, and actionable. Know exactly what your body needs before you supplement.
Browse Test Kits →The supplements Dr. Birch recommends most for everyday health. Magnesium, D3+K2, fish oil, probiotics, and more in their most bioavailable forms.
Browse Daily Essentials →We're here to help. Reach out and our team will point you in the right direction based on your health goals and concerns.
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