Chromium. Chromium picolinate helps your body use protein more efficiently for building muscles. It's a great supplement that is usually found in any multivitamin.
Ashwagandha. Ashwagandha is a Chinese herb that is great for anyone who wants to build muscle. It nourishes your muscles to help make them stronger. It's also great for those who do endurance exercises because it will help you push yourself without feeling tired.
Ginseng. Ginseng can give you that boost you need in your workouts. It also helps to build muscle by naturally increasing testosterone levels.
*Most of the herbs that help you with your sex life, also help you build muscle. Those herbs which treat impotence and increase sexual stamina, will also be great for those who want to get toned muscles. These herbs include oat straw, black cohosh, and horny goat weed.
Always take care that you are doing things in the most healthy way. If something doesn't feel right with your body, don't do it. These herbs are meant to nourish the body and to not be abused by anyone. Do not take more than the recommended dosage of any of these supplements.