How much does baking soda cost at Coles and Woolworths?

$3.10 for McKenzie's Bicarbonate Soda | 500g at Coles ($0.62 per 100g) (checked 25 Sept 2026), and $2.45 for Woolworths Essentials Bicarbonate Soda 500g at Woolworths ($0.49 per 100g) (checked 24 Sept 2026). Catalogue updated 25 Sept 2026. Individual price check dates can differ. Prices are planning estimates — always check the shelf price.

How often is baking soda on special?

We have only a few weeks of scans for this product so far, so we don't publish a specials cadence yet — estimates firm up as weekly price checks continue.

Grocery price tracker

Baking soda price at Coles and Woolworths

Checked weekly against the same curated products that price Weekly Shop's recipes. Cheapest today: Woolworths at $0.49 per 100g ($2.45 for 500g) against Coles at $0.62 per 100g ($3.10 for 500g). Catalogue updated 25 Sept 2026. Individual price check dates can differ.

Sydney reference prices. Price Watch uses your selected city, where prices and availability can differ.

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Both chains, one page

Current price and 90-day history

Prices are planning estimates from our weekly scans of each chain's online store, not live shelf prices. A free Weekly Shop account can watch Baking soda and get an email when it drops. Learn how price alerts work.

Coles

McKenzie's Bicarbonate Soda | 500g

$3.10

Checked 25 Sept 2026

$0.62 per 100g

Fair price

Only a few weeks of price history so far — estimates firm up as weekly scans continue.

Price points from the last 90 days at Coles — rows show recorded price changes and this product's latest dated check.
Checked	Price	Special
25 Sept 2026	$3.10	—
16 Sept 2026	$3.10	—
2 Sept 2026	$2.50	Was $3.10

Woolworths

Woolworths Essentials Bicarbonate Soda 500g

$2.45

Checked 24 Sept 2026

$0.49 per 100g

Fair price

Only a few weeks of price history so far — estimates firm up as weekly scans continue.
Cheapest we've seen in 90 days.

Price points from the last 90 days at Woolworths — rows show recorded price changes and this product's latest dated check.
Checked	Price	Special
24 Sept 2026	$2.45	—
3 Sept 2026	$2.45	—

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Quick answers

Baking soda price questions

How much does baking soda cost at Coles and Woolworths?: $3.10 for McKenzie's Bicarbonate Soda | 500g at Coles ($0.62 per 100g) (checked 25 Sept 2026), and $2.45 for Woolworths Essentials Bicarbonate Soda 500g at Woolworths ($0.49 per 100g) (checked 24 Sept 2026). Catalogue updated 25 Sept 2026. Individual price check dates can differ. Prices are planning estimates — always check the shelf price.
How often is baking soda on special?: We have only a few weeks of scans for this product so far, so we don't publish a specials cadence yet — estimates firm up as weekly price checks continue.

Cook with it

Baking soda is in 1 priced recipe

Every recipe is priced from these same Coles and Woolworths products, so the per-serve cost moves with the prices above.

Greek Yoghurt PancakesPriced per serve at both chains

More tracked staples

Baking soda price at Coles and Woolworths

Current price and 90-day history

Baking soda price questions

Baking soda is in 1 priced recipe

Price history for other groceries