1. The document discusses several herbs that can help control diabetes, including aloe vera, amla, bael leaves, beans, bitter gourd, cinnamon, cucumber, curry leaves, fenugreek, garlic, ginger, ginseng, gymnema sylvestre, isabgole, onion, and turmeric. 2. Some of the herbs discussed and their effects include amla stimulating insulin production, cinnamon improving blood glucose and cholesterol, ginger reducing blood sugar levels, ginseng enhancing insulin release and blood sugar lowering, and gymnema assisting pancreas insulin production and improving insulin effectiveness. 3. The herbs are said to control diabetes through various mechanisms like stimulating insulin production