How long does Milk (ultra-pasteurized) last after opening?

Updated 2026-08-07 · Free · No sign-up

Once opened, Milk (ultra-pasteurized) keeps about 7–10 days in the fridge. Unopened, it keeps about 1–3 months.

Source: USDA FoodKeeper v128 · Category: Pantry staples

How long Milk (ultra-pasteurized) keeps

SituationKeeps for
Unopened · fridge1–3 months
Opened · fridge7–10 days

Only situations with a published figure are listed. A blank isn't “forever” — it means no reliable number is published for it.

Storage

How to tell if Milk (ultra-pasteurized) has gone bad

These are the general spoilage signs for pantry staples — never taste something to test it. When in doubt, throw it out.

↥ Check another product →

FAQ

How long does Milk (ultra-pasteurized) last after opening?

About 7–10 days refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.

Does Milk (ultra-pasteurized) need to be refrigerated after opening?

Yes — keep Milk (ultra-pasteurized) at 40°F (4°C) or below once it's open. Refrigerate at 40°F (4°C) or below.

How can you tell if Milk (ultra-pasteurized) is bad?

Look for: A rancid, paint-like, or musty smell; Bulging, leaking, deeply dented, or rusted cans; Insects or webbing in dry goods; Mould or discoloration. Never taste something to test it — when in doubt, throw it out.

Related

MolassesPantry staplesPecans (chopped)Pantry staplesPotatoes (instant)Pantry staplesSesame seedsPantry staplesTuna (packet)Pantry staplesBlack pepper (ground, dried, commercially bottled or purchased in bulk)Pantry staplesChia seedsPantry staplesEdamame (salted, dry roasted, out of pod)Pantry staples