by Optimum Nutrition
Optimum 100% Casein provides slow, steady protein release to help reduce overnight muscle breakdown and support recovery when you go longer without food. Micellar casein digests more slowly than whey, feeding muscles for hours. Each serving delivers 24g of quality protein with minimal sugar and fat, making it an excellent option for cutting phases, lean-mass maintenance, or simply curbing late-nig
| Retailer | Size | Price (CAD) | Availability |
|---|---|---|---|
| Supplements Canada | 1.81 lb (25) | $59.99 | In stock |
| Supplement World | 1.8lb | $75.99 | In stock |
| Popeye's | 2lb | $79.99 | In stock |
| Supplements Canada | 3.97 lb (53) | $104.99 | In stock |
| Supplement Source | 4lb | $104.99 | In stock |
| Popeye's | 4lb | $124.99 | In stock |
| Supplement World | 4lb | $124.99 | In stock |
| Bulldog Nutrition | 4 lbs | $139.95 | In stock |
Popeye's prices vary by franchise location: we follow a store in Quebec City and, for products it does not sell, the price shown with no store selected. Your nearest store may show a different amount.
Prices last synced on 2026-10-30. Confirm at the retailer before buying.