The present study entitles “Quality assurance and shelf life extension of Kinnow Mandarin under supermarket was conducted at department of Horticulture, College of Agriculture, Guru Kashi University, Talwandi Sabo during year 2022. Packaging treatment include T1 ( fruit packed in shrink film), T2 (fruit packed in LDPE film), T3 ( fruit packed in HDPE film), T4 ( control or no packaging). . Experiment was carried out in complete block design with four replications. The Physio-chemical evaluation of the fruits of each treatment was done upto 25 days and all the observation were recorded at 5 days, 10 days, 15 days, 20 days and 45 days interval for all quality parameters. Results showed that packaging with Shrink film fruits registered minimum decline in the fruit length, fruit width, lowest loss in fruit size, peel percentage, rag percentage, seed weight, juice percentage, fruit firmness, TSS, acidity, vitamin C and organoleptic quality followed by LDPE and HDPE films. Whereas, controlled fruits recorded rapid decrease in fruit length, fruit width, lowest loss in fruit size, peel percentage, rag percentage, seed weight, juice percentage, fruit firmness, TSS, acidity, vitamin C and organoleptic quality of fruits.
