Convert Teaspoon to Fluid Ounce

One tsp equals 0.1666666667 fl oz. This converter allows you to easily convert between Teaspoon and Fluid Ounce in real time.

Formula

tsp × 0.1666666667 = fl oz

Example: 1 tsp = 0.1666666667 fl oz

What is Teaspoon?

The teaspoon is a unit of volume used in cooking, defined in the US system as exactly 4.92892159375 milliliters, or one-third of a US tablespoon. It is the standard measure for small quantities of spices, salt, baking powder, and vanilla extract. In medicine, liquid doses are sometimes prescribed as "one teaspoon." The metric teaspoon, used in many countries, is defined as exactly 5 mL, which is very close to but not identical to the US teaspoon.

What is Fluid Ounce?

The fluid ounce is a unit of volume in the US customary system, defined as exactly 29.5735295625 milliliters. It should not be confused with the ounce of mass. In the United States, beverage containers are labeled in fluid ounces—a standard soda can holds 12 fl oz (about 355 mL). Coffee shop sizes (8 oz, 12 oz, 16 oz) also refer to fluid ounces. Cosmetics and perfumes often list their volume in fluid ounces on the packaging.