An essential mineral tied to immune function and, in some research, testosterone support.
Zinc is an essential mineral involved in immune function, wound healing, and other bodily processes, with research tied to testosterone levels in men who have a zinc deficiency.
It's a common inclusion in men's wellness formulas for this reason.
Zinc has a defined upper tolerable intake level, and consistently exceeding it can interfere with copper absorption — another reason an undisclosed dose is worth asking the seller about directly.