Table 1.

Shelf life of food items

	Average Shelf Life
Food Item	Pantry	Refrigerator	Freezer
Peanut butter, unopened*	6–9 mo	Not needed	Do not freeze
Peanut butter, opened*	2–3 mo	6–9 mo	Do not freeze
Peanut flour, opened*	2–3 mo	6* to 12# mo	9–12 mo
Tree nut flour, opened§	2–3 mo	6 mo	Not provided
Tahini, opened§	6 mo	8 mo	Not provided
Powdered eggs, opened	Typically 6 mo; store according to specific product brand instructions	Not provided	Not provided
Powdered milk, opened§	2 wk to 3 mo; store according to specific product brand instructions	Does not extend the shelf life	Not provided

^*Information from the National Peanut Board, Atlanta, Georgia.

^#Adapted from Ref. 24.

^§E-mail communication from companies.