If you follow one of these diets, you may want to get your vitamin B12 levels checked, especially if youve noticed poor hair growth, hair thinning, or increased hair loss
Two practical consequences fall out of this mechanism, and both explain the shape of the protocol below
While the vast majority are compliant and very safe, he said, the small number of spas that allow unauthorized procedures and employ unlicensed workers keeps him up at night. There is a bit of an underbelly to this industry, where youve got folks who should not be doing the treatment that theyre doing, Thiersch said
Professional oversight is recommended for higher doses, as emphasized by Dr
If these develop while taking supplements, they warrant medical assessment to rule out ongoing deficiency or other neurological conditions