New Survey by the Israel Fertility Center Shows Promising Results for Optisperm Users
A survey conducted by the Israel Fertility Center in 2014 offers promising potential for the efficacy of male fertility supplements. The Israel Fertility Center surveyed seven men and tested the concentration of their sperm as well as their sperm motility and average head sperm defect percentage. They were asked to take Optisperm under the brand name SP Vital for on average 111 days, and then they were tested again. Six out of seven of the patients saw marked improvement with...
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