There are a few rivals who rise over this problem by providing large doses of a few “hero” ingredients about which their dietary supplements are built. A: There are some ingredients which have well being warnings hooked up to them. By way of example, L-Arginine isn't well suited for people https://feedbackportal.microsoft.com/feedback/idea/e5867b6f-f2f8-ee11-a73d-6045bd7e894e