Background: Collagen supplementation has grown exponentially in the nutraceutical market, driven by marketing claims of benefits for skin aging, body composition, and joint health. This narrative review critically examines current evidence for oral collagen supplementation across these domains, emphasizing methodologic...
David M. Goldman, Matthew Nagra, Michael Greger· International journal of dis...· 0 citations
It is found that age-related decline in testosterone concentrations frequently reflects accumulated comorbidity rather than primary testicular failure, and lifestyle modification, principally weight reduction and structured exercise, can restore endogenous testosterone production and should be offered first.
David M. Goldman, Cassandra B. Warbeck, Michael Greger· International journal of dis...· 0 citations
Background: Apolipoprotein B (apoB) is the most direct indicator of the circulating atherogenic particle burden. Randomized trials indicate that vegetarian and vegan diets lower apoB. However, the association between population-level variation in plant-based diet quality, alone or with physical activity, and apoB has n...
David M. Goldman, Thomas J. Waterfall, Matthew Nagra· International journal of dis...· 0 citations
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