This book includes metabolism of various nutrients like lipids, proteins and sweet-carbohydrates, etc. The title has discussed all detail pathways, enzymes, regulations, disorders associated with them with diagrams/charts. The detail cellular compartments for various pathways like glycolysis, urea cycle, fatty acid oxidations, phospholipids degradations, etc. . This book is extremely useful to all Microbiology, Biochemistry, Biotechnology, Pathology, Medical sciences, Pharmacy and Life-sciences students for their syllabus, better understanding and reference book-because of easy language in detail and attractive diagrams are adding feathers in his crown.