Question 1

Does Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers expire?

Accepted Answer

Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers has recommended time windows; see pantry, fridge and freezer guidance below.

Question 2

How long does Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers last unopened in the pantry?

Accepted Answer

6–9 months

Question 3

How long does Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers last after opening in the refrigerator?

Accepted Answer

3–4 months

Question 4

How should I store Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers?

Accepted Answer

Keep refrigerated at or below 40°F (4°C). For freezing, maintain 0°F (-18°C). Follow any label instructions.

Question 5

How do I tell if Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers has gone bad?

Accepted Answer

Discard if there’s an off odor, unusual color/texture, mold, leaking or bulging packaging, or if the product sat in the temperature danger zone. When in doubt, throw it out.

Storage	Unopened	Opened
Pantry	6–9 months	2–3 months
Refrigerator	12 months	3–4 months

Peanut butter — commercially produced, containing hydrogenated fat or other stabilizers: Does it expire?