Why beetroot is a good for a detox diet? Beetroot contains a chemical called betaine that stimulates the liver cells and protects the liver and bile ducts. It also is reported to build red corpuscles in the blood. It is high in iron, sodium, magnesium, phosphorus, calcium, potassium, vitamin A and C, and others. Beetroot also has a high tumor-inhibiting effect also it provides the body with anti-oxidants which help destroy toxins in the liver plus helps cleanses the kidneys and spleen which make for a better digestive system. Beetroot does so much it’s considered as one of the best detox diet vegetable possible as it aims to restore organs, blood, skin and immune system.