l carnitine oral dosage L-Carnitine – Levocarnitine Dosage Guide + Max
Description
in other words, it lowers blood flow to the penis and results in erectile dysfunction
Toxins 15 , 242 (2023)

The primary causes of vitamin B12 deficiency include insufficient dietary intake, malabsorption conditions, and certain medications

Although it has been generally accepted that acquisition of a toxic property by mutant SOD1 forms rather than loss or gain of its superoxide scavenging activity is responsible for the manifestation of ALS phenotype, how exactly SOD1 mutations lead to the selective motor neuron death is not yet entirely clear