Shelf life

How long is bread good after the best-by date?

Bread's date is a freshness estimate. What ends a loaf is either staleness, which is harmless, or mold, which isn't.

Reviewed

SHORT ANSWER

The best-by date on bread is about quality: USDA says a best-by date “is not a purchase or safety date.” Bread past it is fine to eat as long as there's no mold; it may just be drier. Store-bought bread keeps anywhere from 2–4 days to 14–18 days at room temperature, depending on the bread and on which USDA source you read, and 3–5 months in the freezer.

If you see mold on any part of the loaf, throw the whole thing out. Bread is porous, and USDA says mold can reach below the surface where you can't see it.

Storage Facts

Bread and similar baked goods

Store-bought bread, rolls, buns: counter, from purchase
14–18 days
Same, fridge after opening
2–3 weeks
Same, freezer
3–5 months
Store-bought whole wheat, counter
3–5 days
Whole wheat, freezer
3 months
Homemade bread, counter
3–5 days
Fresh-baked bagels, counter
1–2 days
Flour tortillas, pantry from purchase
3 months
Source: USDA FoodKeeper data (rows: Commercial bread products, including pan breads, flat breads, rolls, and buns; Whole wheat bread, commercially baked & pre-sliced; Bread, homemade; Bagel, fresh baked; Tortillas, flour). Freezer times are for quality.

Why the numbers don't match

USDA's own sources give different counter times for store bread, and it's worth seeing them side by side rather than pretending there's one answer:

USDA sourceRoom temperatureRefrigeratorFreezer
FoodKeeper: commercial bread products14–18 days from purchase2–3 weeks after opening3–5 months
FoodKeeper: whole wheat, commercially baked3–5 daysNot recommended (goes stale)3 months
Ask USDA: commercially baked breads and rolls2–4 days7–14 days3 months

USDA doesn't explain the gap, but its data hints that the kind of bread matters: FoodKeeper's homemade bread entry notes it “may have shorter shelf life due to lack of preservatives.” Warmth matters too; FSIS notes that most molds prefer warmer temperatures, though they can grow in the fridge as well. Use the date on the bag as your first guide, check for mold before each use, and if you won't finish the loaf in a few days, freeze part of it.

What the date on the bag means

BEST BY OCT 0210/02/26SELL BY 09/30

Bread dates are set by the bakery. You'll usually see a best-by date, sometimes just a bare date or a sell-by date for the store. None of these tells you when bread becomes unsafe; mold does. See what best-by means.

Half a loaf left and the date is Friday? Scan the bag once. FreshScan reminds you two days before, which is enough time to make toast, stuffing or croutons, or to freeze the rest.

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Mold: what to do

  • Throw out the loaf. USDA's mold chart puts bread and baked goods in the discard column: porous foods can be contaminated below the surface. Don't cut off the spot or salvage slices from the other end.
  • Don't sniff it. USDA warns that sniffing moldy food can cause respiratory trouble.
  • Bag it and clean up. Wrap it or put it in a bag before throwing it away, then check nearby food and wipe out the breadbox or shelf where it sat.

Stale bread is a different story. Dry, hard or tough bread without mold isn't a safety problem; it's a texture one. Toast it, make breadcrumbs, or use it in bread pudding or strata.

Counter, fridge or freezer?

WhereGood forWatch for
Counter, in its bagBread you'll finish within a few daysMold, faster in warm, humid kitchens
RefrigeratorSlowing mold in a hot kitchenFoodKeeper: "Refrigeration not recommended - bread will quickly dry out and become stale."
FreezerKeeping bread 3–5 monthsFreezer burn if not wrapped tightly

For freezing, slice the loaf first so you can take out a few pieces at a time, and seal it in a freezer bag with the air pressed out. Toast slices straight from the freezer or thaw them on the counter. Breads with meat or hard-cooked egg baked in are a different category: USDA says they need to be refrigerated within 2 hours.

More on using food before it goes: how to reduce food waste at home. For other foods, the shelf life chart and the food expiration calculator have FoodKeeper times.

Questions people ask

Can you eat bread after the best-by date?

Usually, if it has no mold. A best-by date is about flavor and texture, and USDA says it is not a safety date. Bread past its date is more likely to be stale or dry, which is a quality issue. Check every slice for mold; if you see any, throw out the loaf.

If one slice has mold, can I eat the rest of the loaf?

USDA's advice is to discard bread and baked goods that show mold, because they are porous and mold can spread below the surface where you can't see it. Don't cut around it or pick out the good slices, and don't sniff the moldy bread.

Should I keep bread in the fridge?

Refrigeration slows mold but dries bread out and makes it stale faster; FoodKeeper notes this for whole wheat bread and bagels. If you'll finish a loaf within a few days, keep it at room temperature. If not, the freezer keeps it better than the fridge.

How long does homemade bread last?

FoodKeeper gives homemade bread 3 to 5 days at room temperature and notes it may keep for less time than store bread because it has no preservatives. Freeze what you won't eat in that time.

Sources

  1. FSIS FoodKeeper Data — USDA Food Safety and Inspection Service (data.gov, public domain)
  2. How long can I store bread? — Ask USDA (USDA Food Safety and Inspection Service)
  3. Molds on Food: Are They Dangerous? — USDA Food Safety and Inspection Service. The FSIS handling chart is reproduced in WSU Extension's Molds on Food handout: https://s3.wp.wsu.edu/uploads/sites/2057/2021/03/Molds-on-Food-LC.pdf
  4. Food Product Dating — USDA Food Safety and Inspection Service
FRESHSCAN FOR IPHONE

Freeze the loaf before it molds, not after.

Scan the best-by date on the bag. FreshScan reminds you at 9:00 AM two days before, which is a good morning to move the rest of the loaf to the freezer.

  • Reads best by, use by, sell by and EXP dates, and skips packed-on dates
  • Reminders at 9:00 AM, 2 days before and on the day
  • Free for up to 10 items at a time
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