Formative Nutrition, Llc

Formative Nutrition was created to help women restore hormone balance, improve fertility, and rebuild confidence in their bodies through a compassionate, functional-nutrition approach. Founded by Kelli O’Brien, MS, CNS, LDN, Formative Nutrition supports women in every life stage — from PCOS and preconception to perimenopause and postpartum recovery. Our work goes beyond symptom management to uncover the root causes of hormone and metabolic imbalances using functional lab testing, science-backed nutrition, and gentle lifestyle strategies. We believe nutrition shouldn’t feel confusing or restrictive. Every plan is individualized, realistic, and focused on helping you feel at home in your body again. Areas of focus • PCOS & fertility nutrition • Hormone balance & perimenopause • Metabolic health & blood-sugar regulation • Pregnancy & postpartum support • Disordered & emotional eating recovery Services • 1:1 Nutrition Counseling • Functional Lab Intensives • The PCOS Fertility Reset Group Program • Speaking & Workshops for clinics and organizations Based in Wilmington, DE and serving clients virtually across eligible states. Root-cause clarity. Functional healing. Food freedom.