As discussed, one of its primary roles is to carry long-chain fatty acids to the mitochondria to be broken down for energy
Totally, absolutely
Standard lupus treatment includes (x): Pain relievers Corticosteroids to regulate the immune system Anti-inflammatories Anticoagulants, which prevent blood clots Antimalarials to relieve inflammation, blood clots, skin rashes, joint pain and protect against sun damage Immunosuppressives that aim to suppress the immune system, including chemotherapy drugs Adrenocorticotropic corticotropin injections designed to help the body produce its own hormones and reduce inflammation Monoclonal antibodies to inactivate B cells, which make antibodies that fight disease (x) Other Lupus Remedies In an animal study, lupus patients had significantly low levels of Lactobacillus , a healthy bacteria that protects the gut against pathogenic organisms and microbial disease (x)

More research is necessary to confirm carnitine's potential for increasing TMAO levels and the various factors potentially involved like dose, form, treatment duration, and individual factors like diet and activity level of the person supplementing it
If you are a strict vegan, for example, you are more likely to suffer deficiencies of various nutrients