Formula used: teaspoons = grams ÷ (density × 4.92892)
How to convert grams to teaspoons
Converting grams to teaspoons is common in cooking and baking, especially when you use a kitchen scale and a recipe that calls for volume measurements. The key thing to remember is this: grams measure mass, while teaspoons measure volume. Because different ingredients have different densities, the same gram amount will not always equal the same number of teaspoons.
Why ingredient density matters
A teaspoon of honey weighs much more than a teaspoon of flour. That means 20 grams of honey is far fewer teaspoons than 20 grams of flour. If you ignore density, your measurements can be off, and in baking that can affect texture, rise, and flavor.
Conversion formula
Use this formula for accurate conversion:
teaspoons = grams ÷ (density in g/mL × 4.92892)
- 1 teaspoon = 4.92892 milliliters
- Density is ingredient-specific and measured in grams per milliliter (g/mL)
- Result is approximate unless you use a lab-tested density value
Typical ingredient density references
Below are practical values used in many kitchens. These are approximate and can vary by brand, packing, and humidity.
| Ingredient | Approx. Density (g/mL) |
|---|---|
| Water | 1.00 |
| Milk | 1.03 |
| Granulated sugar | 0.85 |
| Brown sugar (packed) | 0.93 |
| All-purpose flour | 0.53 |
| Honey | 1.42 |
| Butter (melted) | 0.96 |
| Table salt | 1.20 |
| Cocoa powder | 0.42 |
Practical examples
Example 1: Sugar
If you want to convert 30 grams of granulated sugar, use density 0.85: 30 ÷ (0.85 × 4.92892) ≈ 7.16 teaspoons.
Example 2: Flour
For 30 grams of all-purpose flour, density is about 0.53: 30 ÷ (0.53 × 4.92892) ≈ 11.49 teaspoons.
Tips for best accuracy
- Use grams whenever possible for baking precision.
- Use level teaspoons, not heaped teaspoons.
- Check whether the ingredient is packed, sifted, or melted.
- For custom ingredients, enter your own density in the calculator.
Frequently asked questions
Is 1 teaspoon always 5 grams?
No. Only for ingredients close to water density is it near 5 grams per teaspoon.
Can I use this for supplements or powders?
Yes, if you know the powder density. For critical dosing, follow labeled instructions and use a precise scale.
Why are online converters different from each other?
Different tools assume different density values. Even small density changes create different results.
Bottom line
The fastest way to convert grams to teaspoons is with a density-aware calculator. Use the tool above, pick the ingredient (or enter custom density), and you will get a quick, practical estimate you can use in everyday cooking.