Convert 1 teaspoon (US) to teaspoon (Food and Drug Administration)

1 teaspoon (US) is equal to 0.9857843187499903 teaspoon (Food and Drug Administration). To convert from teaspoon (US) to teaspoon (Food and Drug Administration), multiply by 0.9857843187499904 or divide by 1.0144206810552998.

• 1 teaspoon (US) × 0.98578431874999 = 0.98578431874999 teaspoon (Food and Drug Administration)
• 1 teaspoon (US) ÷ 1.0144206810553 = 0.98578431874999 teaspoon (Food and Drug Administration)