K

US Fluid Ounce to Imperial Teaspoon Converter

VerifiedLast reviewed: Feb 20, 2026Fact checked by: Adil BaltiFactor: 1 fl oz = 4.996045 tsp (imp)Source: BIPM
Share:

What is US Fluid Ounce to Imperial Teaspoon Converter

This US fluid ounce to imperial teaspoon converter translates volume from US fluid ounces (fl oz) to imperial teaspoons (imp tsp). It uses the standard formula where 1 US fluid ounce is approximately equal to 5.0682 imperial teaspoons.

Definitions of US Fluid Ounce and Imperial Teaspoon

What is US Fluid Ounce?

A US fluid ounce is a unit of liquid volume equal to 1/128th of a US gallon. It is commonly used for beverages, cosmetics, and liquid medication dosages.

What is Imperial Teaspoon?

An imperial teaspoon is a unit of volume in the imperial system used in culinary recipes. It represents 1/3 of an imperial tablespoon or approximately 5.92 milliliters.

US Fluid Ounce to Imperial Teaspoon Formula

tsp (Imp)=fl oz×4.996045\text{tsp\ (Imp)} = \text{fl\ oz} \times 4.996045

Conversion explanation: Multiply the value in US Fluid Ounce by 4.9960450303 to get the equivalent value in Imperial Teaspoon.

How to Convert US Fluid Ounce to Imperial Teaspoon

To convert a value from us fluid ounces to imperial teaspoons, multiply the value by the conversion multiplier:

Imperial Teaspoons = US Fluid Ounces × 4.9960450303

Step-by-Step Example

Converting a 5 us fluid ounce volume into imperial teaspoon:

  • Identify the multiplier factor: 4.9960450303.
  • Multiply 5 by the factor: 5 × 4.9960450303 = 24.9802251517.
  • Result: 5 us fluid ounces is equal to 24.9802251517 imperial teaspoons.

US Fluid Ounce to Imperial Teaspoon Conversion Table

US Fluid Ounce [fl oz]Imperial Teaspoon [tsp (imp)]
0.01 fl oz0.0499604503 tsp (imp)
0.1 fl oz0.499604503 tsp (imp)
1 fl oz4.9960450303 tsp (imp)
2 fl oz9.9920900607 tsp (imp)
3 fl oz14.988135091 tsp (imp)
4 fl oz19.9841801213 tsp (imp)
5 fl oz24.9802251517 tsp (imp)
6 fl oz29.976270182 tsp (imp)
7 fl oz34.9723152123 tsp (imp)
8 fl oz39.9683602426 tsp (imp)
9 fl oz44.964405273 tsp (imp)
10 fl oz49.9604503033 tsp (imp)
20 fl oz99.9209006066 tsp (imp)
30 fl oz149.8813509099 tsp (imp)
50 fl oz249.8022515165 tsp (imp)
100 fl oz499.6045030331 tsp (imp)
500 fl oz2498.0225151654 tsp (imp)
1000 fl oz4996.0450303308 tsp (imp)
Rate This US Fluid Ounce to Imperial Teaspoon Converter:
5 /5 (79 votes)

About Unit Converters

At Calculators.is our sole focus is to provide 100% accurate, fast, comprehensive, convenient, easy-to-use Free Online Unit Converters to everyone to use without spending a single $ on any online converters.

All the converters on our website are designed and developed by our own team, and each one is put through strict, comprehensive testing before being made live on our website.

About, Founder and Calculators.is Team.

Add Calculators.is as a preferred source on Google