How long Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) keeps
Situation
Keeps for
Opened · fridge
2–3 days
Only situations with a published figure are listed. A blank isn't “forever” — it means no reliable number is published for it.
Storage
Store at: Refrigerate at 40°F (4°C) or below
Refrigerate after opening: Yes — refrigerate at 40°F (4°C) or below
How to tell if Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) has gone bad
Sour or off smell
Cloudiness, sediment, or curdling
Fizzing in a still drink, or a swollen carton or can
A bitter or 'off' first sip
USDA FoodKeeper v128 publishes no spoilage note for Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) specifically, so these are the general signs for beverages — never taste something to test it. When in doubt, throw it out.
Air and warmth are what shorten an opened item's life — the right container buys back the days the packaging gives up once the seal's broken.
How long does Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) last after opening?
About 2–3 days refrigerated at 40°F (4°C) or below, according to USDA FoodKeeper v128. Refrigerate it once it's open.
Does Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) need to be refrigerated after opening?
Yes — keep Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) at 40°F (4°C) or below once it's open. Refrigerate at 40°F (4°C) or below.
How can you tell if Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) is bad?
Look for: Sour or off smell; Cloudiness, sediment, or curdling; Fizzing in a still drink, or a swollen carton or can; A bitter or 'off' first sip. Those are the general signs for beverages — USDA FoodKeeper v128 publishes no spoilage note for Soda (carbonated cola drinks, mixers, diet sodas; bottles or cans) specifically. Never taste something to test it — when in doubt, throw it out.