Diet and food preservatives as well as environment together with physcial and emotional stress has taxed the body enormously, there is need for greasing the wheels of the organs and body systems to allow a better functioneing and live healthy for a longer period. Dietary and nutritional supplements can play a crucial role in filling in any nutritional gaps that may exist in diet. These supplements can provide a wide range of essential nutrients, including vitamins, minerals, amino acids, and antioxidants, all of which are vital for maintaining optimal health. By incorporating these supplements into their daily routine, individuals can help support their immune system, improve their energy levels, The Ultimate Guide to Dietary and Nutritional Supplements for Optimal Health and even enhance their cognitive function. Dr Rajeev Gupta who is medically qualified consultant and working in the National Health service of the United Kingdom, has 30 years of experience and specialise in Gastroenterology and Nutrition shares his knowledge in this book about the nutritional and dietary supplements.