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Iron. Hormones. Creatine. Sleep. Every Tuesday, I break down the research on what actually fuels women's energy.
From nuts to oysters, here's what copper does in your body and the supplement that works against it.
Jun 23, 2026
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3 min read
copper
Copper is everywhere in the iron-deficiency feeds, so we checked whether it actually holds up.
Jun 16, 2026
supplementation
+2
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 much copper do we actually need, where does it come from, and should we worry about getting enough? This review looked at decades of human research and found that the hardest part is measuring copper at all.
Jun 11, 2026
2 min read
science spotlight
+1
From vitamin C to iron to melatonin, and the catch that has nothing to do with absorption.
Jun 9, 2026
absorption
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