Convert teaspoons to milliliters and milliliters to teaspoons instantly. Bidirectional volume converter with formula and common values.
To convert teaspoons to milliliters, multiply by 4.92892. The US teaspoon is defined as 1/6 of a US fluid ounce, which equals approximately 4.92892 mL.
| Teaspoons | Milliliters |
|---|---|
| 0.5 | 2.4645 |
| 1.5 | 7.3934 |
| 2 | 9.8578 |
| 3 | 14.7868 |
| 5 | 24.6446 |
| 8 | 39.4314 |
| 12 | 59.1470 |
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One US teaspoon equals approximately 4.92892 milliliters.
Multiply the number of teaspoons by 4.92892. For example, 8 tsp × 4.92892 = 39.431 mL.
A metric teaspoon is exactly 5 mL, while a US teaspoon is approximately 4.929 mL. The difference is small but can matter in precise measurements.
There are 3 teaspoons in one tablespoon, so 1 tablespoon equals about 14.787 mL.
Milliliters provide more precise measurements, which is important for medicine dosing and scientific recipes. Many countries use metric measurements exclusively.