One way antioxidants like glutathione help maintain good physical health is by neutralizing free radicals, which can cause cellular damage through oxidation
The study used a randomized, double-blind, placebo-controlled, crossover-designed trial and concluded, oral nicotinamide riboside increased human skeletal muscle NAAD, a sensitive marker of increased NAD+ metabolism. Seventh Human Niagen Study That Demonstrates Effectiveness: A study published in The American Journal of Clinical Nutrition in 2020 investigated the effects of Niagen on metabolic health, muscle metabolism, and mitochondrial function
Supports glucose metabolism and nerve health
However, be aware that the FDA does not approve dietary supplements, and some can be low quality
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Rest, hydration, and sometimes dietary support (like zinc or antioxidant-rich foods) help your body recover smoothly