Prices updated daily — 1 June 2026
Product type overview
baking powder sits within Baking Ingredients, part of Bread & Bakery. On this page you compare 10 products from 6 UK supermarkets: Tesco, Sainsbury's, ASDA, Aldi, Morrisons and Waitrose. The lowest unit price for baking powder is £3.25/kg at Aldi. In total, 1 variants of baking powder are compared (different pack sizes and compositions). All prices are normalised to the same unit (per kilogram, per litre or per piece) so that packs of different sizes can be compared fairly — a larger pack is not automatically the best value. The ranking below shows, per variant, which supermarket currently has the sharpest price, including own-label products alongside national brands. Prices refresh daily from the retailers' own public price lists, so you never see stale offers when planning your weekly shop. Allsupers uses no affiliate links or paid placement; the ranking is purely price-based and updated from public data.
Cheapest baking powder
Compare 10 products across 6 supermarkets
baking powder — compare prices across 6 supermarkets

THE PANTRY
Baking Powder
200 g
£3.25/kg
at 1 supermarket

Stockwell & Co.
Stockwell & Co. Baking Powder 150G
150 g
£3.80/kg
at 1 supermarket

Sainsbury's
Sainsbury's Baking Powder 160g
160 g
£4.06/kg
at 1 supermarket

BAKE by ASDA
BAKE by ASDA BAKE by ASDA Baking Powder 170g
170 g
£4.24/kg
at 1 supermarket

Borwick's
Borwick's Baking Powder 200g
200 g
£5.75/kg
at 2 supermarkets

Waitrose Ltd
Cooks' Ingredients Baking Powder
160 g
£8.12/kg
at 1 supermarket

Dr. Oetker
Dr. Oetker Baking Powder Tub 170g
170 g
£8.18/kg
at 3 supermarkets

Dr Oetker
Dr Oekter Gluten Free Baking Powder Tub
170 g
£9.41/kg
at 1 supermarket

Waitrose Ltd
Cooks Ingredients Cream of Tartar
140 g
£9.64/kg
at 1 supermarket

Doves Farm
Doves Farm Gluten Free Baking Powder
130 g
£10.00/kg
at 1 supermarket