Involvement of nuclear factor-kappa B (NF-B) in methotrexate-induced intestinal injury NF-kB is a key regulator of inflammation that is involved in the synthesis of inflammatory mediators and activation of pro-inflammatory cytokines (Liu et al
(Waldner 2006) A double-blind RCT (n=30) in patients receiving high-dose interleukin-2 therapy reported a reduction in serious cardiac events (e.g., arrhythmias and acute heart failure) with L-carnitine use compared to no therapy, but the small sample size and heterogeneity of the cancer types limit generalizability
doi: 10.1080/13543776.2016.1203419
While most of these studies are preliminary, they have shown promising results
The Dutch National Health Counsel and the Regional Disciplinary Medical Board of Eindhoven have stated clearly that vitamin B12 is non-toxic
recommended daily allowance (RDA) is: 2.4 micrograms (mcg) per day Certain groups may require higher intake, including: Pregnant women: 2.6 mcg daily Breastfeeding women: 2.8 mcg daily Older adults Vegetarians and vegans Individuals with absorption issues 500 mcg to 5000 mcg , which is significantly higher than the RDA but still generally considered safe when medically supervised