Convert Teaspoon to mL

- May 14, 2025

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Convert between teaspoons (tsp) and milliliters (mL) with this simple calculator. Enter a value in either field to see the conversion result.

Volume Conversion

Teaspoons:

tsp

Milliliters:

Display Options

Decimal Places:

Teaspoon Standard:

Conversion Results

Conversion Formula

1 US teaspoon = 4.93 milliliters

Common Conversions

1 tsp = 4.93 mL
2 tsp = 9.86 mL
3 tsp = 14.79 mL
4 tsp = 19.72 mL

Cooking Equivalents

3 tsp = 1 tablespoon
16 tbsp = 1 cup
1 cup = 236.6 mL
1 US fl oz = 29.57 mL

Calculation Steps

1. Starting with 1 teaspoon

2. Multiply by 4.93 to convert to milliliters

3. Result: 1 teaspoon = 4.93 milliliters

About Teaspoons and Milliliters

Teaspoons (tsp) and milliliters (mL) are units of volume used for measuring small quantities, particularly in cooking, baking, and medicine.

Teaspoon Standards Around the World

US Teaspoon: 4.93 milliliters
Metric Teaspoon: 5 milliliters (exactly)
UK Teaspoon: 5.92 milliliters

It's important to note which standard is being used when following recipes from different countries, as the differences can affect the outcome of sensitive recipes.

Common Uses

These volume units are commonly used for:

Measuring ingredients in cooking and baking
Administering medicine, especially liquid medications for children
Measuring small amounts of chemical solutions in laboratories
Adding flavorings and spices to foods and beverages

Historical Context

The teaspoon as a unit of measurement dates back to the 18th century. The milliliter, being part of the metric system, was established in 1795 during the French Revolution as one-thousandth of a liter.

Conversion Formula:
1 US teaspoon = 4.93 milliliters
1 Metric teaspoon = 5 milliliters
1 UK teaspoon = 5.92 milliliters

What Is the Teaspoon to mL Converter?

The Teaspoon to Milliliter Converter is a user-friendly unit conversion tool that helps you quickly convert volume measurements between teaspoons (tsp) and milliliters (mL). Whether you're Cooking, baking, handling medications, or working in a lab, this calculator ensures accuracy in small liquid measurements.

You can enter a value in either field—teaspoons or milliliters—and the tool instantly calculates the corresponding value using the appropriate standard (US, Metric, or UK). It’s a reliable conversion helper for anyone who needs to convert measurements with precision.

Why Use This Calculator?

This tool is perfect for:

Home cooks and bakers following international recipes
Parents measuring liquid medication doses
Science and Chemistry students working with small quantities
Anyone needing a fast, accurate measurement converter

How to Use the Teaspoon to mL Converter

Follow these simple steps to use the Conversion Calculator effectively:

Enter a value in either the Teaspoons or Milliliters input box
Select the correct Teaspoon Standard (US, Metric, or UK)
Choose the number of Decimal Places you want in the result
Click Convert or simply type a value—results update automatically
Use Swap Values to flip inputs and outputs instantly
Click Reset to start a new calculation

Helpful Features

This conversion tool includes:

Support for multiple teaspoon standards: US, Metric, and UK
Live formula display to show exactly how the calculation works
A calculation steps section to explain the math behind your result
Common conversion tables for quick reference
Cooking equivalents to relate teaspoons, tablespoons, cups, and fluid ounces

Use Cases for Teaspoon to mL Conversion

This unit conversion tool is useful in many everyday situations:

Following recipe instructions that list volumes in different units
Measuring accurate dosages for children’s medicine
Mixing essential oils or supplements where small amounts matter
Understanding international Food packaging and nutrition labels

Frequently Asked Questions (FAQ)

Q: What is the difference between US, Metric, and UK teaspoons?

The volume of a teaspoon varies by region:

US Teaspoon: 4.93 mL
Metric Teaspoon: 5.00 mL
UK Teaspoon: 5.92 mL

Q: Can I use this tool for cooking and baking?

Yes! It's especially helpful when using recipes from different countries or when converting from milliliters to teaspoons for liquid ingredients.

Q: Is this only for cooking?

No, the value conversion is helpful for any task involving small volumes—medicine, lab work, or essential oils.

Q: Does it round values?

You can choose how many decimal places you'd like the calculator to display, from 0 to 4.

Why Accuracy Matters

Converting teaspoons to milliliters accurately prevents recipe errors, ensures safe medication dosing, and maintains consistent results. This conversion helper makes it easy to avoid mistakes and measure with confidence.

Other Conversion Tools You Might Find Useful

If you find this calculator helpful, you may also benefit from related tools such as:

Whether you're cooking dinner, measuring medicine, or adjusting lab quantities, this Teaspoon to mL conversion tool gives you the clarity and control you need.