herbs are no safer than medications, in some cases less so since they do not have scientific study to determine exactly how they work, what their side effects are and what their long term effects are or even if there are interactions to be concerned with. not to down them, just that perception and reality are very different things.
for decreased libido, poor energy, i focused on better diet, trying to sleep more, and still ended up on trt which so far has been better than years of herbs and supplements for me.