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
However, vitamin B supplements had no effect on information processing speed, episodic memory, or executive function
Thank you .I purchase from German pharmacies, learnt all about it from this great group
When adverse reactions do occur, theyre often the result of a problematic substance in the product, for example carboxymethyl cellulose, mannitol, or benzyl alcohol
+ A single injection at 50 gives a useful boost lasting four to eight weeks
Ordering the product I wanted was quick and easy