Know what the reference can tell you

FoodSafety.gov describes FoodKeeper as a storage reference developed by USDA FSIS with Cornell University and the Food Marketing Institute. It covers food and beverages and is intended to support freshness and quality through proper storage.

It is available on the web and as a mobile app. Its entries describe general product categories. The reference cannot scan your package, monitor the refrigerator, know when a seal was opened, or identify a recall automatically.

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Search for the food in its current state

Distinguish dry rice from cooked rice, raw poultry from cooked leftovers, and unopened packages from opened ones. Similar names can lead to different storage locations and ranges.

Read the whole entry, including pantry, refrigerator, freezer, after-opening, or after-preparation context. Keep manufacturer directions when they are more specific to the exact product.

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Add the handling history FoodKeeper cannot see

Confirm that refrigerated food stayed at 40°F (4°C) or below and frozen food at 0°F (-18°C) or below. Account for room-temperature exposure, power interruptions, leaking packages, and cross-contamination.

A matching entry does not resolve uncertain temperature history. Use outage guidance, recall notices, or professional advice when the event calls for it.

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Save enough context to check again later

Transfer the product name, storage state, opened or prepared date, and source link into an inventory. The resulting reminder should prompt a review of the item and current guidance.

Recheck the source when making a later decision because web guidance and product instructions can change. Unless the reference makes that claim, do not describe a calculated date as guaranteed safe or expired.

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SITUATIONS TO CHECK

Use the details you have

SituationWhat mattersWhat to do
Several search results look similarRaw/cooked, opened/unopened, storage stateSelect the exact product form
Package directions differSpecific manufacturer instructionsFollow the exact product directions
Temperature history is uncertainEvent-specific official guidanceDo not rely on the app range
Adding result to inventorySource, state, and known datesStore as a planning reference
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READER QUESTIONS

Questions that need a little more context

Is FoodKeeper a safety detector?

No. It cannot observe temperature, contamination, package condition, or handling history.

Who developed it?

USDA FSIS, Cornell University, and the Food Marketing Institute, according to FoodSafety.gov.

Should its range replace the package label?

No. Keep and follow product-specific directions and use the reference for additional context.

Why save the source link with an inventory note?

A copied number loses product state, temperature assumptions, and update context. Saving the source makes it possible to recheck the exact entry when the household decision occurs later.

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SOURCE NOTES

Read the original guidance

We checked these links on August 5, 2026. The numbered badges jump to this source list; a source listed here does not support every sentence above. Agency pages and product instructions can change, so open the relevant link when making a current decision.

1
FoodSafety.gov: FoodKeeper App

USDA-developed reference for food and beverage storage and quality.

2
FoodSafety.gov: Cold Food Storage Chart

Food-specific refrigerator and freezer ranges at stated temperatures.

3
FDA: Are You Storing Food Safely?

Temperature, time, separation, cleaning, and storage instructions.

Limits of this guide: CrispSum cannot inspect a specific food or reconstruct its temperature and handling history. Follow the product label and current official instructions for recalls, outages, illness, and emergencies.

RELATED GUIDES

Choose the next guide that fits your situation

Source literacyHow to read the federal cold food storage chart
Date labelsA practical guide to food date labels
Food safety navigationHow to check your kitchen during a food recall