1.5 Milliliters to Teaspoons

1.5 mL ≈ 0.30433 tsp

Calculation: tsp = 1.5 mL × 0.202884 ≈ 0.30433 tsp

Milliliter to Teaspoon Converter

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How much is 1.5 mL?

1.5 mL (0.05 fl oz) is about one metric teaspoon, a standard small medicine dose.

What does 1.5 mL look like?

Illustration of a medicine dropper (teaspoon volume)
1.5 mL (0.05 fl oz) is about one metric teaspoon, a standard small medicine dose.

1.5 mL on the Teaspoon scale

mL00.511.52tsp00.10.20.30.4

1.5 mL = 0.3043 tsp

How to Convert Milliliter to Teaspoon

1 milliliter = 0.202884 Teaspoons

Teaspoon = Milliliter × 0.202884

Example: 1 12 mL × 0.202884 = 0.30433 tsp

Reverse Conversion

To convert Teaspoons back to milliliters:

  • Remember, 1 Teaspoon equals 4.92892 milliliters.
  • To convert 0.30433 tsp to mL, multiply 0.30433 x 4.92892, resulting in 1 12 mL.

1 12 mL is also equal to:

Frequently Asked Questions

How much is 1.5 milliliters in Teaspoons?

1.5 milliliters equals 0.30433 Teaspoons. This is calculated by multiplying 1.5 by the conversion factor 0.202884.

What does 1.5 milliliters look like in Teaspoons?

1.5 milliliters (0.30433 Teaspoons) is a teaspoon or a small medicine dose.

How do you calculate 1.5 milliliters to Teaspoons?

Multiply 1.5 by the conversion factor 0.202884. The calculation is 1.5 × 0.202884 = 0.30433 Teaspoons. This factor is defined by international measurement standards.

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1.5 milliliters = 0.304326 Teaspoons
1.5 milliliters = 0.304326 Teaspoons — conversion chart

Nearby Conversions

0.5 milliliters0.1014 Teaspoons 2.5 milliliters0.5072 Teaspoons 3.5 milliliters0.7101 Teaspoons 4.5 milliliters0.913 Teaspoons 5.5 milliliters1.116 Teaspoons 6.5 milliliters1.319 Teaspoons 7.5 milliliters1.522 Teaspoons 8.5 milliliters1.725 Teaspoons 9.5 milliliters1.927 Teaspoons 10.5 milliliters2.13 Teaspoons 11.5 milliliters2.333 Teaspoons

For general conversions between milliliters and Teaspoons, see the milliliters to Teaspoons converter.

Conversion factors verified against NIST, BIPM, ISO 80000-3 1 US gallon = 3.785411784 L (exact, US customary). Last reviewed: March 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.