While biotin deficiency is relatively uncommon, individuals with certain metabolic conditions, those taking long-term medications such as anticonvulsants, or patients with poor nutritional absorption may benefit from intramuscular administration
They are not clinically standardized
In the meantime as I was awaiting results of my labs, I contacted the company where I bought the lashes from
Reduced levels of ascorbate have been found in patients with viral infections ( Vitamin C has improved survival in different murine models of lethal infection
[DOI] [PMC free article] [PubMed] [Google Scholar] 22.Kandpal M., Indari O., Baral B., Jakhmola S., Tiwari D., Bhandari V., Pandey R.K., Bala K., Sonawane A., Jha H.C
Best for Gut-focused and long-term tissue support