In 1990, the U.S. Dietary Guidelines added a recommendation that less than 30% of total caloric intake should come from fat.
Notes on verification
Confirmed by official 1990 Dietary Guidelines document and USDA historical summary, both independent sources corroborating the specific fat intake recommendation.
Sources
- Rethinking Dietary Guidelines - PMC (pmc.ncbi.nlm.nih.gov)
- https://www.usda.gov/media/blog/2011/06/15/brief-history-usda-food-guides (usda.gov)
- https://health.gov/sites/default/files/2019-09/1990.pdf (health.gov)