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Breastfeeding Nutrition

Allegra Gast, registered dietitian (RD) and International Board Certified Lactation Consultant (IBCLC), discusses the critical role of nutrition during the postpartum period and breastfeeding. She emphasizes the importance of adequate caloric intake, key nutrients, and practical strategies for new mothers to nourish themselves while managing the demands of motherhood. She also debunks common myths surrounding postpartum nutrition, addresses cultural beliefs, and highlights the significance of a supportive healthcare team. 

continuing education credit details

RDs Earn 1.0 CPEUs

Valid through 6/27/28

NDs Earn 1.0 CEs

Valid through 3/15/27

RNs Earn 1.0 CEs

Valid through 1/31/2028

Provider Details

This enduring activity (Type 741) awards 1.0 CPEUs in accordance with the Commission on Dietetic Registration’s CPEU Prior Approval Program.

Provider approved by the California Board of Registered Nursing. Provider # 1816, 1.0 Contact Hours.


Provider approved by the American Association of Naturopathic Physicians for 1.0 CEs. NDs in Oregon, please see FAQ

Meet the expert

Allegra Gast, RD, IBCLC

Link to the Expert's Instagram in a separate page. Link to the Expert's website in a separate page.

Allegra Gast is a functional registered dietitian and an International Board Certified Lactation Consultant (IBCLC) dedicated to supporting families through their postpartum health and breastfeeding journeys. She leads a team of registered dietitians and lactation consultants providing virtual consultations to families worldwide. Allegra founded her practice, Aloha Nutrition, while in Hawaii. She now resides in Massachusetts with her husband and four children, including twins.

Disclosure: Allegra is a Needed advisor and has an equity interest in the company.

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Episode Highlights

  • Why nutrition during postpartum and breastfeeding matters
  • Unique needs for twin mothers
  • Protein, hydration, and calorie requirements for nursing moms
  • Practical hydration, meal, and snack strategies
  • Common myths and misconceptions about nutrition while nursing
  • Reasons for the baby’s gas and fussiness
  • What galactagogues are and if they help
  • Navigating weight loss pressures and body image after baby

Learning Objectives

Upon completion of this continuing education activity, practitioners will be able to:

Identify the specific nutritional requirements of lactating mothers and explain how these differ from non-lactating nutritional needs

Describe how maternal nutrition impacts both breast milk composition and maternal health outcomes during lactation

Recognize key nutrient deficiencies that may occur during lactation and implement appropriate protocols for assessment and supplementation

Formulate practical nutrition guidance that supports breastfeeding goals while accounting for the realities of new motherhood.

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References

National Academies of Sciences, Engineering, and Medicine. Dietary Reference Intakes for Choline. Washington, DC: National Academies Press; 1998

Hollis BW et al. Maternal versus infant vitamin D supplementation during lactation: a randomized controlled trial. Pediatrics. 2015;136(4):625–634. doi:10.1542/peds.2015-1669. PMID: 26416936.

Gamirova A et al. Food proteins in human breast milk and probability of IgE-mediated allergic reaction in children during breastfeeding: a systematic review. Journal of Allergy and Clinical Immunology: In Practice. 2022;10(5):1312–1324.e8. doi:10.1016/j.jaip.2022.01.028. PMID: 35123103.

Beaulieu K et al. Protein requirements of healthy lactating women are higher than the current recommendations. Current Developments in Nutrition. 2020;4(Suppl 2):653. doi:10.1093/cdn/nzaa053_026. PMID: 32512384.

Bravi F et al. Impact of maternal nutrition on breast-milk composition: a systematic review. American Journal of Clinical Nutrition. 2016;104(3):646–662. doi:10.3945/ajcn.115.120881. PMID: 27534637.

Andersson M et al. The role of iodine for thyroid function in lactating women and infants. Endocrine Reviews. 2022;43(3):469–506. doi:10.1210/endrev/bnab029. PMID: 34510188.

Negro R et al. The influence of selenium supplementation on postpartum thyroid status in pregnant women with thyroid peroxidase autoantibodies. Journal of Clinical Endocrinology and Metabolism. 2007;92(4):1263–1268. doi:10.1210/jc.2006-1821. PMID: 17284637.