it is not a sterility claim
Safety Data Toxicity studies provide reassuring safety margins
The crystals were then flash-frozen in liquid nitrogen, and data were collected at the Diamond Light Source beamlines I04 and I04-1 and processed automatically using the Xia2 pipeline 53
[6] [3] [10] A mild deficiency may not cause any discernible symptoms, but moderate deficiency can cause various symptoms, such as feeling tired, lightheadedness, headaches, cold intolerance, pale skin, sore tongue, upset stomach, loss of appetite, hair and skin color changes, numbness or tingling (pins and needles) of the fingers and toes, and tinnitus, and vision, cognitive or psychological problems
Many patients describe feeling more mentally alert and sharper after treatment