iSmart Measure
Open converter →
Milliliter to Teaspoon
Convert milliliter (mL) to teaspoon (tsp) — with the exact factor, a quick-reference table and a free converter that works offline.
1 mL = 0.2028841 tsp
Try it
Open the free converter with this conversion pre-loaded — no sign-up, works offline after first load.
Conversion table
| Milliliter (mL) | Teaspoon (tsp) |
|---|---|
| 1 mL | 0.2028841 tsp |
| 2 mL | 0.4057683 tsp |
| 5 mL | 1.014421 tsp |
| 10 mL | 2.028841 tsp |
| 20 mL | 4.057683 tsp |
| 50 mL | 10.14421 tsp |
| 100 mL | 20.28841 tsp |
| 500 mL | 101.4421 tsp |
How the conversion works
Both units measure volume. One milliliter equals exactly 0.2028841 tsp, so multiply by that factor to convert.
FAQ
How many teaspoons in a milliliter?
1 mL = 0.2028841 tsp.
How do I convert milliliter to teaspoon?
Multiply the milliliter value by 0.2028841. For example, 10 mL × 0.2028841 = 2.028841 tsp.
Where does the factor come from?
The conversion factor is defined in BIPM SI Brochure; both units are volume units converted through liter.
Related conversions
Conversion factors: BIPM SI Brochure. Computed by the same engine that powers the app.
Powered by iSmart Web