Pantry staples: how long does it last?

104 pantry staples items with published storage times, 43 of them with a specific after-opening window.

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

ItemAfter openingUnopened / otherStore at
Almond butter1 yearCool, dry pantry away from heat and light
Almond oil2 yearsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Almonds (no shell)8 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Almonds (shell)16 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Applesauce (commercial)7–10 days12–18 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Avocado Oil6 months2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Bacon bits (imitation)Until the package use-by date1 yearCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Base (beef, vegetable)Until the package use-by dateCool, dry pantry away from heat and light
Beets (pickled)1–2 months1 yearCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Black pepper (cracked, dried, commercially bottled or purchased in bulk)2–3 yearsCool, dry pantry away from heat and light
Black pepper (ground, dried, commercially bottled or purchased in bulk)2 yearsCool, dry pantry away from heat and light
Breadcrumbs (commercial)6 monthsCool, dry pantry away from heat and light
Cajun seasoning blend (ground, dried, commercially bottled or purchased in bulk)1–2 yearsCool, dry pantry away from heat and light
Canned goods (high acid (such as juices, fruit, pickles, sauerkraut, tomato soup, and foods in vinegar-based sauce))5–7 days12–18 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Canned goods (low acid (such as meat, poultry, fish, gravy, stew, soups, beans, carrots, corn, pasta, peas, potatoes, spinach))3–4 days2–5 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Canola oil1 yearCool, dry pantry away from heat and light
Capers (in jar)Until the package use-by dateCool, dry pantry away from heat and light
Cashew butter3 monthsCool, dry pantry away from heat and light
Cashews (no shell)6 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Cereal (cook before eating (oatmeal, etc.))6–12 months12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Cereal (ready-to-eat)2–3 months6–12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Cereal or granola bars6–12 monthsCool, dry pantry away from heat and light
Chia seeds18 monthsCool, dry pantry away from heat and light
Chocolate hazlenut spreadUntil the package use-by dateCool, dry pantry away from heat and light
Chocolate syrup6 months2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Cinnamon (ground, dried, commercially bottled or purchased in bulk)3–4 yearsCool, dry pantry away from heat and light
Coconut cream (canned)4 days2–5 yearsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Coconut milk (canned)4 days2–5 yearsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Coconut oil3 yearsCool, dry pantry away from heat and light
Corn syrup3 yearsCool, dry pantry away from heat and light
Crackers3–4 months8 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Croutons5–6 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Cumin (ground, dried, commercially bottled or purchased in bulk, opened or unopened)3–4 yearsCool, dry pantry away from heat and light
Dry stuffing mix (commercially packaged)9–12 monthsCool, dry pantry away from heat and light
Edamame (salted, dry roasted, out of pod)6 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Flaxseed (ground)12 monthsRefrigerate at 40°F (4°C) or below
Flaxseed (whole seed)2 yearsCool, dry pantry away from heat and light
Fruit cocktail (canned)18 monthsCool, dry pantry away from heat and light
Fruits, dried (raisins, apricots, mangoes, cranberries, etc.)6 months6 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Garlic powder (dried, commercially bottled or purchased in bulk)3–4 yearsCool, dry pantry away from heat and light
Genuine Maple syrup (unopened, glass)IndefinitelyCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Genuine Maple syrup (unopened, plastic)18–24 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Graham cracker/animal cracker6–9 monthsCool, dry pantry away from heat and light
Granola6–9 monthsCool, dry pantry away from heat and light
Grapeseed oil1 yearCool, dry pantry away from heat and light
Grits (boxed)12 monthsCool, dry pantry away from heat and light
Gummy (fruit) snacks6–9 monthsCool, dry pantry away from heat and light
Instant breakfast drinks (bottled)6 monthsCool, dry pantry away from heat and light
Macadamias (no shell)12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Marshmallow crème1 month2–5 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Marshmallows1 month1 yearCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Milk (canned evaporated or condensed)4–5 days12 monthsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Milk (shelf-stable)5–7 days6–12 monthsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Milk (ultra-pasteurized)7–10 days1–3 monthsRefrigerate at 40°F (4°C) or below
Molasses6 months1–2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Mushrooms (dried)3 months1–2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Mustard (dried, ground)6 monthsCool, dry pantry away from heat and light
Nutmeg (ground, dried, commercially bottled or purchased in bulk)3–4 yearsCool, dry pantry away from heat and light
Nutrition supplement drinks (bottled)Until the package use-by dateCool, dry pantry away from heat and light
Nuts (jars or cans)4–6 months1 yearCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Onion powder (dried, commercially bottled or purchased in bulk)3–4 yearsCool, dry pantry away from heat and light
Peanut butter (commercial)2–3 months6–24 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Peanut butter (commercially produced, containing hydrogenated fat or other stabilizers)3–4 months12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Peanut butter (natural)3–4 months12 monthsRefrigerate at 40°F (4°C) or below
Peanuts (no shell)12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Peanuts (shell)12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pecans (chopped)12 monthsRefrigerate at 40°F (4°C) or below
Pecans (no shell)9 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pecans (shell)12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pectin1 monthUntil the package use-by dateCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Pine nuts3 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pistachios (shell or no shell)12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Polenta (shelf-stable)5–7 daysUntil the package use-by dateCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Popcorn (commercially popped in bags)1–2 weeks2–3 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Popcorn (dry kernels in jar)1 year2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Popcorn (microwave packets)1–2 days6–12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Pork rinds4 monthsCool, dry pantry away from heat and light
Potato chips1–2 weeks2 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Potatoes (instant)6–12 months10–15 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Pretzels3 weeks4–9 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Pudding mixes3–4 months1 yearCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Pumpkin seeds (raw, in-shell)Not recommendedCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pumpkin seeds (raw, no shell)6 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Pumpkin seeds (roasted, in-shell)6 monthsCool, dry pantry away from heat and light
Pumpkin seeds (roasted, no-shell)6 monthsCool, dry pantry away from heat and light
Roasted nuts (peanuts, cashews, almonds)4 weeksUntil the package use-by dateCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Roasted red peppers (jar)4–6 monthsRefrigerate at 40°F (4°C) or below
Salt (table, plain, or iodized)IndefinitelyCool, dry pantry away from heat and light
Seafood (canned)1–2 days1 yearCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Sesame oil6 months2 yearsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Sesame seeds5 yearsCool, dry pantry away from heat and light
Soup mixes (dry bouillon)1 year1 yearCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Sun dried tomatoes (jar)3–6 months1 yearCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Sunflower oil1 yearCool, dry pantry away from heat and light
Sunflower seeds (raw, unsalted, no shell)12 monthsCool, dry pantry away from heat and light
Sunflower seeds (roasted, no shell)7–8 months12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Sunflower seeds (roasted, salted, in shell)Until the package use-by dateCool, dry pantry away from heat and light
Syrup6 months1 yearCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Tapenade9 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer
Toaster pastries1–2 weeks6–12 monthsCool, dry pantry, sealed — refrigerating after opening is optional and mainly preserves quality
Tomato paste5 days27 monthsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Tuna (canned)3 yearsCool, dry pantry away from heat and light
Tuna (packet)3–4 days18 monthsCool, dry pantry unopened; refrigerate at 40°F (4°C) or below after opening
Walnuts (shell or no shell)9–12 monthsCool, dry pantry, or refrigerate at 40°F (4°C) or below to keep it longer

Tap any item for its full storage table, spoilage signs, and storage tips. A dash means no figure is published for that situation — not that it keeps forever.

Spotting spoilage in pantry staples

General guidance for the category, not a per-product finding. When in doubt, throw it out.

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