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It has been the subject of extensive preclinical research examining its cytoprotective, angiogenic, and regenerative properties across multiple tissue systems

147,148 In one placebo-controlled trial in 46 men with low sperm numbers, those who received ashwagandha root extract (standardized to contain at least 5% withanolides), at 225 mg three times daily for 90 days, had a 167% increase in sperm number, 57% increase in sperm motility, and 53% increase in semen volume, while those who received placebo had little change in these parameters

Then convert mL to units: multiply mL by 100 (on a U-100 syringe)

Since peptides mimic natural processes already happening in the body, most people tolerate them well