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Low B12 causes fatigue, and fatigue makes exercise and healthy eating harder

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While full restoration to youthful levels isnt guaranteed and NAD+ therapy research in humans is still a bit limited, there are studies that support its superiority over diet and exercise alone in significantly raising NAD+ concentrations and promoting healthier aging, especially after 40 when natural production declines sharply

Clinical trials conducted in the early 2000s showed modest results, and the compound failed to demonstrate sufficient efficacy to support regulatory approval as a weight-loss medicine

Consulting supplier guidelines for specific preservative recommendations is wise