Inspired by women. Rooted in purpose. Grounded by science.
Daily wellness formulas for hormones, mood, pregnancy, beauty, and brain health
Matrielle is founded by Dr. Maria Giannopoulos, MD, FACOG, a board-certified OB-GYN trusted by thousands of women. Matrielle was born at the intersection of heritage, science, and love. Each formula is a ritual designed to honor the body, elevate wellness, and support women through every chapter of life.
This is your love letter to yourself – a ritual honoring your worth rising with grace and rewriting the rhythms of your wellness one gentle moment at a time.
— Love Dr. G
Featured Vitamins
Dr G’s Mommie’s to Be Prenatal Vitamin is the next-generation prenatal created by a board-certified female OB-GYN who has cared for thousands of women on their journey to motherhood — and understands exactly what a woman’s body needs in every trimester.
Crafted with intention and backed by clinical expertise, this innovative powder-to-liquid formula delivers the most bioavailable forms of every essential nutrient — from methylated folate to gentle iron — ensuring effortless absorption without the nausea-triggering bulk of traditional pills.
Designed to support fertility, fetal development, maternal energy, immunity, and whole-body wellness, Mommie’s to Be meets you with precision and care from the moment you start trying through the fourth trimester and beyond.
Clean. Clinical. Maternal.
A prenatal that finally honors you — and the life you’re growing — with the quality you deserve. 3rd party testing certified.
Daily Dose is the foundational women’s multivitamin designed by a board-certified female OB-GYN to deliver the essential nutrients most women are missing — in the right forms and the right amounts — every single day.
Daily Dose ensures women receive complete, clinically aligned nutrition whether they’re preparing for pregnancy or optimizing their everyday health. This formula includes key nutrients like DHA and choline — two of the most important building blocks for fetal brain development, neural tube formation, maternal mood, hormone balance, and long-term cognitive health.
For women who are pregnant, trying to conceive, or postpartum, Daily Dose pairs seamlessly with Dr. G’s Mommies to Be to deliver the full spectrum of vitamins, minerals, and omega-rich nutrients recommended for maternal and fetal wellness.
For women who are not pregnant, it provides the same level of clean, medical-grade support — enhancing energy, hormone balance, metabolism, mood, skin, and brain function.
Crafted with bioavailable, evidence-based ingredients, Daily Dose is the quiet, consistent ritual that strengthens your foundation and elevates your wellbeing — through every season of womanhood.
3rd party tested certified.