Shopper's Drug Mart has Boost Shakes 6 packs on sale for $7.99 Saturday-Sunday only.
If you use the $3 coupon HERE - and collect the 1000 PC Points offered - it would make these only $3.99!
The rest of the week they are $8.99 - the same sale price as Loblaws and Independent Grocer - and with coupon, it would make these $5.99.