Higher isn't necessarily better
Subjective but captures patient experience
They usually occur in the initial phase of starting the treatment or during dose escalation, but improve over time
Nutritional deficiencies : A lack of essential nutrients, including vitamins and minerals like zinc, iron, and biotin, can contribute to hair thinning and hair loss
Summary: The correct dosage of B12 for healthy UK adults is 1.5 micrograms daily for maintenance, whilst treatment of deficiency requires substantially higher doses of 1,0002,000 g orally or 1 mg intramuscular injections
Furthermore, despite the knowledge regarding the occurrence of some of these mechanisms, we still cannot explain the causal relationship between the observed changes and senescence escape for each of them [47]