What role does Progesteron play in blood sugar?

Progesterone plays a significant role in blood sugar regulation by reducing insulin sensitivity. During the luteal phase of the menstrual cycle and pregnancy, elevated progesterone levels can induce temporary insulin resistance, ensuring glucose supply for a potential or growing fetus. This effect is well-documented in human studies, though the magnitude varies among individuals. In women with gestational diabetes or prediabetes, progesterone-driven insulin resistance may worsen glycemic control. The evidence is human-moderate: multiple clinical studies confirm the association, but it is not a deterministic effect and depends on estrogen balance, tissue sensitivity, and genetic background. MyBody-X consumer tests do not measure progesterone directly; they may assess related genetic variants (e.g., in hormone metabolism), but the link to blood sugar is not established in the provided context. For personalized advice, clinical hormone and glucose testing is recommended. Safety note: progesterone supplementation can affect glucose levels; monitor if diabetic.