Su funcin principal es transportar cidos grasos de cadena larga a las mitocondrias de las clulas para su oxidacin y produccin de energa
However, current guidelines do not recommend L-carnitine for cancer-related fatigue (Bower 2024, S3-Leitlinie) and advise against its use for preventing chemotherapy-induced peripheral neuropathy (Loprinzi 2020, Lyman 2018)
Clinical reviews in allergy & immunology , 42 , 71-78
Dietary Sources for Vitamin B12 and D3 Vitamin B12 Red meat (beef, lamb) Poultry Fish (salmon, tuna, sardines) Eggs Dairy products (milk, yogurt, cheese) Fortified cereals and plant-based milks Vitamin D3 Sunlight exposure (primary source) Fatty fish (salmon, sardines, mackerel) Egg yolk Cod liver oil Fortified dairy and cereals Despite these sources, multiple studies show that diet alone often fails to meet optimal levels, making vitamin d3 and b12 together supplementation common