Teaspoons to mL
A teaspoon is 5 mL, one third of a tablespoon. It measures salt, baking powder and anything where a small change alters the result.
=
Common values
Formula
mL = tsp × 5
Baking powder and soda swing a result badly at teaspoon scale. Weighing beats measuring by volume.
Frequently asked questions
Q. How many mL is 1 tsp?
1 tsp is 5 mL, and 10 tsp is 50 mL. Type any value in the box above to convert instantly.
Q. And how many tsp is 1 mL?
1 mL is 0.2 tsp. This converter works both ways, so typing in the right box updates the left one.
Q. Where is this unit used?
Baking powder and soda swing a result badly at teaspoon scale. Weighing beats measuring by volume.
Other converters
Traditional units (geun, doe, majigi and so on) vary by region and product.