How many grams is three tablespoons of baking soda?
3 tablespoons of baking soda ≈ 41.25 g
One teaspoon of baking soda weighs about 4.58 grams and one tablespoon is about 13.75 grams, so three tablespoons comes out to roughly 41.25 grams. Baking soda is denser than baking powder — one level teaspoon is about 4.6 grams.
Small spoon amounts are where weighing has the biggest payoff: tiny errors compound in baking. If your scale reads in 1-gram steps you can measure baking soda directly. (For reference, one US cup is 220 g.)
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Baking soda conversion chart
| Amount | Grams | Ounces |
|---|---|---|
| ⅛ tsp | 0.573 g | 0.02 oz |
| ¼ tsp | 1.15 g | 0.04 oz |
| ½ tsp | 2.29 g | 0.081 oz |
| ¾ tsp | 3.44 g | 0.121 oz |
| 1 tsp | 4.58 g | 0.162 oz |
| 1 tbsp | 13.75 g | 0.485 oz |
| 2 tbsp | 27.5 g | 0.97 oz |
| ¼ cup | 55 g | 1.94 oz |
Other baking soda conversions
¼ tsp to grams½ tsp to grams1 tsp to grams2 tsp to grams½ tbsp to grams1 tbsp to grams2 tbsp to grams
* 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.