The enzyme inhibitory property of the essential oils was evaluated on enzymes related with neurodegenerative ailments (acetylcholinesterase (ACh) and butyrylcholinesterase (BCh)), diabetes and obesity (α-glucosidase and α-amylase) and skin hyperpigmentation tyrosinase (Tyr) enzymes. Here, TYR is linked to obesity due to melanocortin 4 receptor deficiency.