l carnitina essential L-CARNITINE L-carnitina: para que serve e
Description
These red blood cells cannot transport oxygen throughout the body causing fatigue and weakness

If you want to try this, take creatine before a workout and eat some protein afterwards
The uptake of L-carnitine by bone marrow and blood cells may induce at least three beneficial events: stimulation of hematopoiesis (the formation, development, and differentiation of red blood cells which carry oxygen)

doi: 10.1016/j.biopha.2014.12.030

doi: 10.1071/RD18131

Cerebrovascular disease in the community: Results of a WHO collaborative study
