Butter, beef tallow debate isn't over as heart experts warn of risks and US guidelines differ on fats

Two of the most influential voices in U.S. nutrition guidance are aligned on the basics, yet they diverge on two major cooking ingredients: butter and beef tallow.

As traditional cooking fats, butter and beef tallow infuse flavor into dishes and can make meals more satisfying, but they are calorie-dense.

The 2025–2030 Dietary Guidelines for Americans, developed by the Departments of Health and Human Services (HHS) and Agriculture (USDA), include the two as healthy cooking options.

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