Can vitamin D speed up muscle recovery after intense exercise? New research offers clues A new 21-day study found vitamin D3 supplementation reduced inflammatory markers after intense exercise but did not improve actual performance. Higher blood levels of vitamin D were linked to faster muscle strength recovery after exercise-induced muscle damage in a separate study. Both studies were small and limited to physically active men, limiting broader conclusions. Vitamin D is known to regulate immune function, inflammation and calcium metabolism, all relevant to exercise recovery. Experts say larger, longer trials including women are needed before making definitive recommendations. For decades,…
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