Table 3.

Shelf-life extension of food products packaged in bionanocomposites.

Polymer	Size of AgNPs (nm)	Concentration	Food Tested	Shelf-Life Increase vs. Control	Ref.
Chitosan	80 +/− 11 nm		Meat	1 Week	[69]
		5% w/wcs	Pork	6 days	[70]
			Litchis fruit	2 days	[71]
Polylactic acid	2.5–6.5 nm	1% wt/wt	Strawberries	4 days	[72]
Alginate	5–40 nm	0.25, 0.50, and 1.00 μg/mL	Fior di Latte cheese	5 days	[52]
		50, 60, 70, and 80 μg/mL	Carrot and pear	Up to 10 days	[73]