All 17 listings, cheapest per oz first
| Item | Size | Price | Per oz | |
|---|---|---|---|---|
| ARM & HAMMER Baking Soda Fridge-n-Freezer Odor Absorber, 14 oz Box | 168 oz | $9.88 | $0.06 | Amazon → |
| 365 by Whole Foods Market, Baking Soda, 16 Ounce | 16 oz | $0.98 | $0.06 | Amazon → |
| Amazon Grocery, Baking Soda for Baking and Freshening, 16 Oz | 16 oz | $1.05 | $0.07 | Amazon → |
| ARM & HAMMER Baking Soda, 1 Lb, 12 Pack | 192 oz | $18.38 | $0.10 | Amazon → |
| Arm & Hammer Baking Soda, 3lb Powder Bag, Pure Baking Soda for Baking, Cooking, Cleaning - Grocery | 112 oz | $14.50 | $0.13 | Amazon → |
| Earthborn Elements, Baking Soda, 10 Lb | 160 oz | $24.99 | $0.16 | Amazon → |
| TradeGrade Pure Baking Soda Powder – 15 lb Bucket, Sodium Bicarbonate Powder | Premium Food-Grade fo | 240 oz | $39.97 | $0.17 | Amazon → |
| Arm & Hammer Baking Soda, 16 oz (3 Pack) | 48 oz | $8.50 | $0.18 | Amazon → |
| ARM & HAMMER Baking Soda, 100% Pure Sodium Bicarbonate Powder, 7 Lbs | 112 oz | $19.99 | $0.18 | Amazon → |
| ARM & HAMMER Baking Soda, 2.7 Lbs | 43.2 oz | $7.99 | $0.18 | Amazon → |
| Bob's Red Mill Baking Soda, 16oz (4 Pack) | 64 oz | $13.16 | $0.21 | Amazon → |
| Pure Original Ingredients, Baking Soda, 10 Lb | 160 oz | $34.99 | $0.22 | Amazon → |
| Arm & Hammer Baking Soda, 1 lb | 16 oz | $3.99 | $0.25 | Amazon → |
| Arm & Hammer Pure Baking Soda, 8oz, Pack of 2 | 16 oz | $4.99 | $0.31 | Amazon → |
| Bob's Red Mill Baking Soda, 16oz | 16 oz | $6.00 | $0.38 | Amazon → |
| ARM & HAMMER Pure Baking Soda 8 oz | 8 oz | $3.50 | $0.44 | Amazon → |
| Nutricost Pantry Baking Soda (2 LBS) - For Baking, Cleaning & Deodorizing | 32 oz | $14.96 | $0.47 | Amazon → |
Prices as of 2026-10-24 20:37:31 UTC: Amazon item price (Amazon's own, else its lowest new offer) before shipping and tax, via Keepa. Size comes from Amazon's unit count or the listing title; check the listing before buying. Product prices and availability are accurate as of the date/time indicated and are subject to change. As an Amazon Associate, Sharpest earns from qualifying purchases.
More baking
- Active dry yeast $0.37/oz
- All-purpose flour $0.08/oz
- Almond flour $0.31/oz
- Baking powder $0.23/oz
- Bread flour $0.10/oz
- Brown sugar $0.16/oz
- Coconut flour $0.13/oz
- Cornstarch $0.11/oz
- Cream of tartar $0.36/oz
- Erythritol $0.24/oz
- Granulated sugar $0.10/oz
- Monk fruit sweetener $0.30/oz