The "mcg" abbreviation stands for micrograms and is commonly used in the medical field, while "ug" is the symbol for micrograms in the International System of Units (SI). Therefore, there is no difference between 100 mcg and 100 ug in terms of their value or ...
Supplementing with zinc is an effective way to support your immune system. Since absorption can sometimes be problematic, we’ve developed a low-cost formulation that combines a bioavailable OptiZinc® with zinc citrate to provide a potent 50 milligram dose of zinc in each capsule. ...