CookingCups to Grams

Baking Soda Cups to Grams

Updated: March 1, 2026

Snapshot

1 cup of baking soda equals 288 grams. Conversion Encyclopedia keeps one fixed ingredient basis on this page so the calculator, common values, and reverse page stay aligned.

Reference basis: 288 g per 1 US cup.
Example: 2 cups = 576 g.
Use the reverse page if you need the opposite direction with the same basis.

Use the interactive calculator below for custom values and the common-value table for quick checks.

Interactive conversion

Converter Calculator

288 Grams

Switch

288 grams

With 1 cup of Baking Soda, that equals 288 grams.

Machine access

Available to apps and AI agents

Baking Soda Cups to Grams can be requested through Conversion Encyclopedia's structured interfaces by software and compatible AI agents. The baking-soda identifier tells the conversion engine which ingredient record to use for the same calculation shown by the calculator.

Machine-readable identifiers

Conversion family: cooking
Source unit: cup_us
Target unit: gram
Ingredient: baking-soda

The JSON API and OpenAPI specification use the identifiers to reach the conversion engine. WebMCP lets compatible AI agents request the same calculation.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "cooking",
  "value": 1,
  "from": "cup_us",
  "to": "gram",
  "material": "baking-soda"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "cooking",
    "value": 1,
    "from": "cup_us",
    "to": "gram",
    "result": {
      "raw": 288,
      "display": "288"
    },
    "canonicalPath": "/cooking/cups-to-grams/baking-soda/"
  }
}

Full API documentation

Explanation

Use this converter when baking soda is measured in cups and you need grams. It uses 288 grams per US cup of baking soda.

Baking soda is dense compared with many baking powders and flours, so this page keeps a dedicated baking-soda cup factor for scaling recipes accurately.

Baking Soda uses a reviewed reference of 288 grams per US cup in this dataset. Evidence status: medium-confidence. Source basis: King Arthur weight chart (½ tsp=3g, derived)

Moisture, preparation, particle size, packing, and temperature can change bulk density, so match the ingredient form named on the page.

Method & Cup Basis

Method basis: cup-to-weight conversion anchored to the US customary cup (≈236.6 mL).
Applied formula: grams = cups × 288.
Consistency rule: snapshot, calculator, FAQ, and table use the same ingredient-specific basis.

Common Conversion Values

Cup	Grams
0.25	72
0.33	96
0.5	144
1	288
1.5	432
2	576
3	864

Methodology

Baking Soda: cups to grams evidence

Direction calculation: Baking Soda — 1 US cup equals 288 grams. Reference: 288 g/US cup. Source basis: King Arthur weight chart (½ tsp=3g, derived)

Among the 28 reviewed records labeled Baking Ingredients, the nearest factor to Baking Soda is Baking Powder at 192 g/cup: a difference of 96 g/cup (33.3% relative to Baking Soda). The observed range in this labeled group is Matcha Powder at 48 g/cup to Baking Soda at 288 g/cup.

Moisture, preparation, particle size, packing, and temperature can change bulk density, so match the ingredient form named on the page.

Questions & answers

Frequently Asked Questions

What can change a Baking Soda measurement?

Moisture, preparation, particle size, packing, and temperature can change bulk density, so match the ingredient form named on the page. The converter preserves one documented reference so repeated calculations remain comparable.

How many grams are in 1 cup of baking soda?

1 US cup of baking soda is about 288 grams in this converter.

How many grams are in 1/2 cup of baking soda?

1/2 US cup of baking soda is about 144 grams with this converter's factor.

Is baking soda the same weight as baking powder by cup?

No. Baking soda and baking powder have different densities, so they need separate cup-to-gram conversions.