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Approximately 83% of orally ingested L-citrulline is converted into L-arginine, via the citrulline-NO cycle (Kerksick, 2018)
For those without absorption issues, high-dose oral B12 is generally comparable in raising levels
Home Sweet Boost: Nurses bring it to your door and can tweak it with extras like magnesium or zinc to match what you need
Safety and tolerability data from injection studies show mild side effects (injection site reactions, headache) with no serious adverse events at therapeutic doses
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