l carnitine and zinc side effects L-Carnitine: Benefits, Uses, Carnitine Deficiency: What Is It,

These have legitimate medical uses and must be obtained with a prescription in most countries

Side effects from B12 supplementation are uncommon but may include: Mild gastrointestinal symptoms such as nausea or diarrhoea, typically with very high oral doses Headache or dizziness in some individuals Skin reactions (rash, itching) at injection sites when using intramuscular preparations Rare but serious allergic reactions, including anaphylaxis with injectable forms Hypokalaemia (low potassium) may occur during rapid correction of severe megaloblastic anaemia If you experience symptoms of a severe allergic reaction (difficulty breathing, severe rash, swelling of face or throat) after taking B12, seek immediate medical attention

RXFP1 is a G-protein coupled receptor that binds relaxin, an anti-fibrogenic molecule shown to reduce the myofibroblastic phenotype of hepatic stellate cells

2 Without treatment, pernicious anemia can have serious consequences