How Many Milliliters in a Teaspoon?

Quick Answer

There are approximately 4.929 milliliters in a US teaspoon.

1 US teaspoon ≈ 4.929 milliliters

Understanding the Conversion

One US teaspoon equals approximately 4.929 milliliters. For cooking and medical purposes, this is often rounded to 5 ml. Many medicine dosing cups and syringes use the 5 ml standard for one teaspoon.

Formula

1 US teaspoon ≈ 4.929 milliliters

Common Examples

DescriptionValue
A dose of cough syrupOften 1-2 tsp (5-10 ml)
Half a teaspoon of vanillaAbout 2.5 ml
3 teaspoons (1 tablespoon)About 14.8 ml

Quick Reference Table

Use this table for quick conversions between teaspoon and milliliters:

teaspoonmilliliters
14.929
29.858
524.645
1049.290
25123.23
50246.45
100492.9

Frequently Asked Questions

How Many Milliliters in a Teaspoon?

There are approximately 4.929 milliliters in a US teaspoon. One US teaspoon equals approximately 4.929 milliliters. For cooking and medical purposes, this is often rounded to 5 ml. Many medicine dosing cups and syringes use the 5 ml standard for one teaspoon.

What is the formula to convert teaspoon to milliliters?

The formula is: 1 US teaspoon ≈ 4.929 milliliters. To convert, multiply the number of teaspoons by 4.929 to get the equivalent in milliliters.

How do I convert milliliters to teaspoon?

To convert milliliters to teaspoon, divide the number of milliliters by 4.929. For example, 24.645 milliliters equals 5 teaspoons.

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