Biggest stores for all goods/need in Toronto/GTA:
Walmart | Markham Rd. and Hoover Park Drive.(Stouffville)
Walmart | Markham Rd. and Steeles Ave.(Scarborough)
Walmart | Square One, Mississauga, Ontario * very worth - all major brands + electronics
Sears | Eaton Centre, Toronto -Closed
Shoppers | Yorkdale, Toronto, Ontario - I suppose you mean Shoppers Drug Mart by Shoppers.
Walmart, Sears | Scarborough Town Centre, Toronto, * very worth - all major brands + electronics
Good stores for all food/grocery in Toronto/GTA:
Mapleleaf Supermarket | 20 Carlton St Riverdale
Rabba Fine Foods Stores | 9 Isabella St Riverdale
Pusateri Fruit Market | 497 Church Street
Metro | 80 Front St E Downtown Core
Oriental Harvest | 310 Spadina Ave Downtown Core
Rabba Fine Foods | 361 Front St W Downtown Core
King Grocery | 7 King Street E Toronto
Lily Fruits Market | 300 Spadina Avenue Toronto
Patel Brothers - especially for Indian grocery
Iqbal Grocery - only one location - especially for Indian & Pakistani grocery (sells fresh meat as well)
Nofrills - Best store amongst all. Does price match as well.
Walmart
Food Basics
Costco: Best store for wholesale purchase including grocery
Sunny Food mart
Famous for all health/medical in Toronto/GTA:
Patient Networks | 157 Yonge St Toronto
Westmore Wellness Medical Centre | 56 Westmore Drive Toronto
Emkiro | 70 University Avenue Toronto
Infinity Health Centre | 39 Lower Simcoe St.Toronto
HealthSource Medical Clinic | 473 Dupont St.Toronto
East Liberty Medical Centre | 901 King Street W Toronto
Appletree Medical Centre | 4242 Dundas Street West Etobicoke
Cloud Care Clinics | 55 Dundas Street E Ryerson
For Medical: I would suggest better get a family doctor rather than going in to walk-in clinics.