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Iron. Hormones. Creatine. Sleep. Every Tuesday, I break down the research on what actually fuels women's energy.
The one B-vitamin where more can hurt, the rare sideroblastic anemia it treats, and the nerve damage from too much.
Sep 15, 2026
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3 min read
iron
Why a normal blood calcium test misses osteoporosis and whether more calcium actually protects your bones.
Sep 8, 2026
2 min read
vitamin d
+1
strength training
+6
Estrogen and progesterone don't just shape mood and cycles. They also change how your body uses creatine.
Sep 9, 2025
7 min read
How riboflavin affects iron absorption and deficiency and the diets that don't deliver it.
Sep 1, 2026
ferritin
+2
You can have textbook-normal iron and still be anemic because a "normal" red-cell size can hide two problems at once.
Aug 25, 2026
vitamin B12
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