It restores the acid mantle to the skin. It can be used, diluted, as a skin tonic. It is antibacterial and anti-fungal and gives the immune system a good boost. As a high potassium electrolyte balancer, it remineralise the body and helps normalize the blood’s alkaline acid balance. Apple Cider Vinegar is a good remedy for food poisoning and helpful in digestive upsets. It is also effective for urinary tract infections and it lowers high blood pressure.