Herbs and spices not only make your food taste better but also improve your health in many ways. If you want to heal your body naturally, if you want to improve your immunity, if you want to get vitamins and minerals from natural sources, include herbs and spices in your food. 
Herbs and spices improve your circulatory system, digestive system, respiratory system, and nervous system. For example, you can improve your digestive system through ginger, you can improve your nervous system through ginseng. 
Herbs and spices improve your liver function, heart function, lungs function, and kidney functions. For example, thyme and peppermint are good for your lungs. Garlic, ginger and turmeric improve liver functions. 
Herbs and spices prevent certain diseases or cures diseases. For example, if you have hypertension, you can cure your conditions by drinking aloe vera juice, fenugreek seeds, or garlic. If you prone to diabetes or if you already have diabetes, start eating 3-4 periwinkle flowers and leaves. 
Note: Self-medication is harmful, even if you are using herbal remedies.