Stores (12) 
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Offer history
Gain is currently on offer at Costco, with the lowest price now $17.49. Based on offer history, we expect it to return in week 40.
Stores with Gain in their assortment
Costco
FreshCo
Metro
Chalo FreshCo
Real Canadian Superstore
Shoppers Drug Mart
Jean Coutu
Pharmaprix
Maxi
IGA
Brunet
Fortinos
Walmart
Sobeys
Wholesale Club
Familiprix
Independent Grocer
Food Basics
Canadian Tire
Co-op
Loblaws
Zehrs Markets
Guardian Pharmacy
Giant Tiger
Nearest Costco branch
This Gain on sale Costco is available in the following branches based on your set location:
Toronto
Gain price Costco🕒
| Offer | Name | Store | Regular price | Offer price | Promotion | Start date | End date |
|---|---|---|---|---|---|---|---|
 | Gain Liquid original HE laundry detergent | Costco | $17.49 | 15 September 2025 | 28 September 2025 | ||
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 15 September 2025 | 21 September 2025 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $20.19 | 05 August 2025 | 10 August 2025 | ||
 | Gain Liquid original HE laundry detergent | Costco | $21.99 | $17.49 | Save $4.50 | 24 July 2025 | 30 July 2025 |
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 21 July 2025 | 27 July 2025 | ||
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 14 July 2025 | 20 July 2025 | ||
 | Gain Liquid original HE laundry detergent | Costco | $21.99 | $17.49 | Save $4.50 | 07 July 2025 | 21 July 2025 |
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 07 July 2025 | 13 July 2025 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $20.19 | 02 July 2025 | 06 July 2025 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $20.19 | 02 June 2025 | 08 June 2025 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $20.19 | 26 May 2025 | 01 June 2025 | ||
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 20 May 2025 | 25 May 2025 | ||
 | Gain liquid original HE laundry detergent | Costco | $21.99 | $17.49 | Save $4.50 | 12 May 2025 | 26 May 2025 |
 | Gain Liquid Laundry Detergent, 4.82 L | Costco | $23.49 | 12 May 2025 | 18 May 2025 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $20.19 | 07 April 2025 | 13 April 2025 | ||
 | Gain Liquid Laundry Detergent, 5.91 L 146 Wash Loads | Costco | $20.49 | 09 September 2024 | 15 September 2024 | ||
 | Gain HE liquid laundry detergent | Costco | $21.49 | $16.99 | Save $4.50 | 05 September 2024 | 13 September 2024 |
 | Gain HE liquid laundry detergent | Costco | $16.99 | 02 September 2024 | 15 September 2024 | ||
 | Gain Liquid High Efficiency Cold Water + Oxi Fresh Water Frost 4.87 L 121 Loads | Costco | $19.99 | 12 August 2024 | 18 August 2024 | ||
 | Gain Liquid Laundry Detergent, 5.91 L 146 Wash Loads | Costco | $20.49 | 22 July 2024 | 28 July 2024 | ||
 | Gain Filings! laundry detergent liquid pacs | Costco | $25.99 | 01 July 2024 | 28 July 2024 | ||
 | Gain HE liquid laundry detergent | Costco | $16.99 | 29 January 2024 | 25 February 2024 | ||
 | Gain - détergent à lessive liquide haute efficacité eau froide + oxi fresh water frost , 4,87 l 121 brassées | Costco | $20.99 | 22 January 2024 | 28 January 2024 | ||
 | Gain flings pods laundry detergent 132 wash loads | Costco | $30.99 | 22 January 2024 | 28 January 2024 | ||
 | Gain flings pods laundry detergent 132 wash loads | Costco | $30.99 | 15 January 2024 | 21 January 2024 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $20.99 | 08 January 2024 | 14 January 2024 | ||
 | Gain flings pods laundry detergent 132 wash loads | Costco | $30.99 | 08 January 2024 | 14 January 2024 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $20.99 | 02 January 2024 | 07 January 2024 | ||
 | Gain flings pods laundry detergent 132 wash loads | Costco | $30.99 | 02 January 2024 | 07 January 2024 | ||
 | Gain cold water ultra oxi liquid laundry detergent | Costco | $14.99 | 01 January 2024 | 28 January 2024 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $19.99 | 11 December 2023 | 17 December 2023 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $20.99 | 06 November 2023 | 12 November 2023 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $20.99 | 30 October 2023 | 05 November 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 25 September 2023 | 01 October 2023 | ||
 | Gain HE liquid laundry detergent | Costco | $4.50 | 18 September 2023 | 01 October 2023 | ||
 | Gain he liquid laundry detergent | Costco | $16.99 | 18 September 2023 | 01 October 2023 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $21.19 | 28 August 2023 | 03 September 2023 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $21.19 | 14 August 2023 | 20 August 2023 | ||
 | Gain liquid high efficiency cold water + oxi fresh water frost 4.87 l 121 loads | Costco | $21.19 | 08 August 2023 | 13 August 2023 | ||
 | Gain cold water liquid laundry detergent | Costco | $14.99 | 07 August 2023 | 03 September 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 04 July 2023 | 09 July 2023 | ||
 | Gain HE liquid laundry detergent | Costco | $16.99 | 26 June 2023 | 23 July 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 26 June 2023 | 02 July 2023 | ||
 | Gain flings pods laundry detergent 132 wash loads | Costco | $31.49 | 19 June 2023 | 25 June 2023 | ||
 | Gain Flings Pods Laundry Detergent 132 wash loads | Costco | $37.99 | $3,149.00 | -$3,111.01 Discount | 12 June 2023 | 19 June 2023 |
 | Gain flings pods laundry detergent 132 wash loads | Costco | $31.49 | 12 June 2023 | 19 June 2023 | ||
 | Gain Flings Pods Laundry Detergent 132 wash loads | Costco | $37.99 | $31.49 | $6.50 Discount | 29 May 2023 | 05 June 2023 |
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 23 May 2023 | 29 May 2023 | ||
 | Gain cold water liquid laundry detergent 4.87 l 121 wash loads | Costco | $19.99 | 17 April 2023 | 23 April 2023 | ||
 | Gain coldwater liquid laundry detergent | Costco | $14.99 | 03 April 2023 | 30 April 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 09 January 2023 | 15 January 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 03 January 2023 | 08 January 2023 | ||
 | Gain HE Liquid Laundry Detergent | Costco | $16.99 | 02 January 2023 | 29 January 2023 | ||
 | Gain liquid laundry detergent, 5.91 l 146 wash loads | Costco | $20.49 | 14 November 2022 | 20 November 2022 | ||
 | Gain he liquid laundry detergent | Costco | $16.99 | 07 November 2022 | 20 November 2022 | ||
 | Gain Original Liquid Laundry Detergent | Costco | $16.90 | 29 August 2022 | 11 September 2022 | ||
 | Gain Original Liquid Laundry Detergent | Costco | $16.99 | 29 August 2022 | 12 September 2022 | ||
 | Gain original liquid laundry detergent | Costco | $16.99 | 27 June 2022 | 31 July 2022 |
