Age

Any age

Sex

FEMALE

Healthy volunteers

Accepted

Breastfeeding mothers of single or multiple infants.
Milk removal at least 4x daily
Eligible for a GLP-1 RA administered subcutaneously (oral GLP-1 RAs contain absorption enhancers, which may drive accumulation in milk)
Access to a breastpump, if needed for maintaining breastfeeding behaviors.
Willingness to provide 1-3 oz of breastmilk per study visit.
Willingness to track and report body weight daily.
Willingness to maintain breastfeeding behaviors for the duration of the study.

Currently taking GLP-1 RA medication or other weight loss medication
Induced lactation, due to unknowns regarding the durability of the mammary gland's milk production after exogenous stimulation.

Effects of GLP-1 RAs on Human Lactation Outcomes