Background Formalin is a xenobiotic that is now commonly used as a preservative in the food industry. The liver is an organ that has the highest metabolic capacity as compared to other organs. Mangosteen or Garcinia mangostana Linn (GML) peel contains xanthones. which are a source of natural antioxidants. https://www.parisnaturalfoodes.shop/product-category/mass-tech-extrene-2000-vanilla/