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This placebo controlled study in 24 elderly individuals showed that a single dose of an NAD+ booster before exercise improved fatigue index, physical recovery and muscle function
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I no longer faint (ambulance had to take me to the emergency room a couple of times in the past)
Oral vitamin B12 supplements have several advantages over injections: They are more cost-effective They are more convenient, as they do not require a visit to a healthcare facility or a home visit from a healthcare professional for administration The risk of an allergic reaction is typically lower with oral supplements than with injections
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