Instant yeast — Teaspoons to Grams
One teaspoon of instant yeast weighs about 3.13 grams, and one tablespoon is about 9.38 grams. Instant yeast is measured by the teaspoon — one teaspoon is about 3 grams, and a standard packet is 7 grams. Use the converter below to switch instant yeast between teaspoons, tablespoons, grams, ounces and more.
Instant yeast conversion chart
| Amount | Grams | Ounces |
|---|---|---|
| ⅛ tsp | 0.391 g | 0.014 oz |
| ¼ tsp | 0.781 g | 0.028 oz |
| ½ tsp | 1.56 g | 0.055 oz |
| ¾ tsp | 2.34 g | 0.083 oz |
| 1 tsp | 3.13 g | 0.11 oz |
| 1 tbsp | 9.38 g | 0.331 oz |
| 2 tbsp | 18.75 g | 0.661 oz |
| ¼ cup | 37.5 g | 1.32 oz |
Yeast packet & spoon quick reference
One standard packet of instant yeast is 7 g = ¼ oz = 2¼ teaspoons — the same for active dry and instant. These are the amounts people look up most:
| Amount | Weight |
|---|---|
| 2 teaspoons | about 6 g |
| 2¼ teaspoons (1 packet) | 7 g (¼ oz) |
| 1 tablespoon | about 9 g |
| 8 grams | about 2½ teaspoons |
How to measure instant yeast
Instant yeast is measured by the teaspoon — one teaspoon is about 3 grams, and a standard packet is 7 grams.
Because a cup measures volume rather than weight, the most reliable way to measure instant yeast is with a digital kitchen scale. If you are working from cups, keep your technique consistent every time so your results are repeatable. For more, see our guide on baking by weight versus volume.
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Substitutes for instant yeast
- 1 packet instant yeast (2¼ tsp / 7 g) = 1 packet active dry yeast (2¼ tsp / 7 g) — proof active dry first (King Arthur Baking)1:1 by weight or volume. Active dry rises 15–20 minutes slower; dissolve it in warm liquid before mixing into dough.
- Bread machine: reduce instant yeast by 25% when swapping for active dry (King Arthur Baking)Instant yeast in a bread machine runs hotter and faster; cutting 25% prevents over-rising.
See all instant yeast substitutes, ratios and sources →
Compare instant yeast
Instant yeast conversions: FAQ
Why doesn't a teaspoon of instant yeast weigh the same as a teaspoon of water?
What is the difference between instant and active dry yeast?
How many grams is a teaspoon of yeast?
Common instant yeast conversions
Quick-answer pages for the conversions people search for most.
Related converters
* Conversion figures are typical average weights for one US customary cup (236.6 ml), based on the King Arthur Baking Ingredient Weight Chart and cross-referenced with the U.S. Department of Agriculture FoodData Central database. Actual weight varies with packing, brand and humidity — see our methodology.