Editorial policy & food-safety sources
Kitchen Calculators publishes practical cooking tools for home cooks. Food-safety tools are planning references: they summarize public guidance, but do not replace product labels, local health instructions, or a properly used food thermometer.
How food-safety tools are maintained
We start with primary U.S. public-health guidance, use conservative planning ranges where sources vary by food or situation, and link to the source material so readers can verify the context. We review the copy and values when a referenced source changes or when a substantive correction is needed.
Calculator outputs cannot account for every variable, including appliance accuracy, packaging, room temperature, food history, or individual health needs. When guidance conflicts, follow the product label and applicable local health authority.
Primary reference sources
- USDA FSIS Safe Temperature Chart
Minimum internal temperatures, rest times, and thermometer guidance.
- FoodSafety.gov Cold Food Storage Charts
Typical refrigerator and freezer storage windows for common foods.
- USDA FSIS: The Big Thaw — Safe Defrosting Methods
Safe refrigerator, cold-water, and microwave thawing practices.
Important: if food may have been held at an unsafe temperature, smells or looks spoiled, or you are cooking for someone at higher risk, choose the safer option and consult the relevant health guidance.