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These injections can: Increase energy levels : B12 helps in energy production, reducing feelings of fatigue
Not necessarily higher doses, but older users often respond particularly well because their baseline GHK levels are lower
Excess B12 from oral supplements is poorly absorbed at high doses (the body absorbs roughly 1 to 2% of a 1,000 mcg oral dose) and the remainder is excreted in urine
While B12 supplements benefit those with deficiencies, most people without a deficiency wont see additional benefits from taking extra oral vitamins or injections
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