Abstract: Food forensics is an emerging branch that applies scientific knowledge for the verificationand authentication of food supplements. The term “dietary supplement” refers to a diverseset of preparations that are deemed to be essential for the well-being of the human body.These supplements consist of various physiologically active substances that produce effects onthe body. However, a major issue with these supplements is that they are neither considered asmedicines nor as a food products. Due to this, such food supplements are prone to adulterationand counterfeiting. In this review, three widely used supplements, namely Curcuma longa,Withania somnifera, and Garcinia cambogia supplements, are considered. Chemistry, pharmacology,and benefits of three are being discussed along with the analytical techniques for theiranalysis. Chromatographic techniques are popular for the examination of dietary supplements.Several such analytical techniques are being used to detect and identify the physiologically activeconstituents as well as adulterants in dietary products. This review intends to demonstratethe overall issues regarding dietary supplements.