Fluid Ounces to Teaspoons Conversion (fl oz to tsp)

Need to convert fluid ounces to teaspoons for a recipe, nutrition label, or general kitchen use? This guide and conversion tool make it easy to switch between fl oz and tsp with confidence.

How to Convert Fluid Ounces to Teaspoons

To convert fluid ounces (fl oz) into teaspoons (tsp), simply multiply by 6:

Teaspoons = Fluid Ounces × 6

This standard conversion is based on the fact that one fluid ounce is equal to exactly six teaspoons.

Example Conversion

Convert 5 fluid ounces to teaspoons:

5 fl oz × 6 = 30 tsp

So, 5 fluid ounces equals 30 teaspoons.

Conversion Formula

• 1 fluid ounce = 6 teaspoons
• 1 teaspoon = 1⁄6 fluid ounce

This ratio is commonly used in cooking, baking, and labeling of nutrition facts in the U.S.

Fluid Ounce to Teaspoon Conversion Chart

What Is a Fluid Ounce?

A U.S. fluid ounce (fl oz) is a unit of volume equal to 1/8 cup or roughly 29.5735 milliliters. On U.S. nutrition labels, it’s rounded to 30 mL. Not to be confused with the ounce (oz) used for weight, the fluid ounce is strictly a volume measure in the U.S. customary system.

What Is a Teaspoon?

A U.S. teaspoon (tsp) is a small unit of volume equal to 1/3 tablespoon or approximately 4.929 mL. However, for dietary and nutrition purposes, 1 teaspoon is standardized as exactly 5 mL.

Read more guideline here:

• U.S. FDA – Guidelines for Determining Metric Equivalents of Household Measures
• Florida Department of Agriculture – Cooking Conversion Chart

Related Tools

• Teaspoons to Fluid Ounces
• Gallons to Cubic Inches
• Cubic Inches to Gallons