How to convert teaspoons (us) to milliliters
- Type the value in teaspoons (us) (tsp) in the box above.
- The result in milliliters appears instantly, along with the same value in every other unit of volume.
- Press ⇄ to convert the other way.
Formula
ml = US teaspoons × 4.92892. So 1 tsp = 4.92892 ml, and 1 tsp = 4.92892 ml.
Teaspoons to millilitres is useful for recipes and especially for medicine, where doses are often given in ml. A US teaspoon is 4.93 ml and a metric teaspoon is exactly 5 ml; for children's medicine always use the syringe or cup supplied rather than a kitchen spoon, which can hold anywhere from 3 to 7 ml.
tsp to ml conversion chart
| Teaspoons (US) | Milliliters |
|---|---|
| 0.25 tsp | 1.23223 ml |
| 0.5 tsp | 2.46446 ml |
| 1 tsp | 4.92892 ml |
| 1.5 tsp | 7.39338 ml |
| 2 tsp | 9.85784 ml |
| 3 tsp | 14.7868 ml |
| 4 tsp | 19.7157 ml |
| 5 tsp | 24.6446 ml |
| 6 tsp | 29.5735 ml |
| 8 tsp | 39.4314 ml |
| 10 tsp | 49.2892 ml |
FAQ
How many ml is 1 teaspoon?
About 4.93 ml (US), or exactly 5 ml for a metric teaspoon.
How do I convert tsp to ml?
Use ml = US teaspoons × 4.92892. Or type the value above and the converter does it for you.
How do I convert ml back to tsp?
Multiply by 0.202884, or press the ⇄ button in the converter.