Without the named source, D50.0 isn't supportable and the claim flags
PMC Chang CH, et al
Thinning skin, vasculitis, purpuric dermatosis, platelet deficiency, liver disease, vitamin K deficiency, vitamin C deficiency, moving your body during the injection, or dehydration may also cause bruising
For endurance winter athletes training daily or multiple times per day, such sustained anti-inflammatory effects could meaningfully impact cumulative recovery and training capacity
Large doses of folic acid may also partially mask or worsen vitamin B deficiency by correcting anemia while allowing neurological damage to progress
People commonly drink coffee to increase alertness, counteract fatigue, and boost cognition, but does it really improve memory and cognitive function