Lean sources such as chicken breast, turkey, eggs, low-fat dairy (for example, Greek yoghurt or cottage cheese), white fish, and legumes help preserve muscle mass during weight loss a particular concern when caloric intake is substantially reduced
References 3-Drucker, D
As discussed above, the answers could lie in correcting a combination of defects including GSH deficiency, OxS, mitochondrial dysfunction, impaired mitophagy, abnormal nutrient sensing, and genomic damage, with the latter four defects being hallmarks of aging
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The FDAs approval label doesnt include weight loss as an indication