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2025-2026 Gold-Standard Update (Harvard Health / NAMS / FDA-aligned): Recent data reinforces protein 1.6g+/kg + resistance training as top levers for midlife (Pontzer, Walker). FDA/HHS 2025 updates on MHT timing benefit body comp. GLP-1 synergy. Individualize with labs (ferritin, insulin, DEXA). Sources: NEJM, NAMS, 2025 reviews.

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