Medicines: It's said that buying new medicines or starting a treatment on Wednesday isn't a good idea. It's believed that medicines bought on this day might not cure the illness quickly and could prolong the sickness.
Cooking Gas or Fuel: Vastu says it's not auspicious to buy a gas cylinder or bring kerosene or other fuels home on a Wednesday.
Footwear: You shouldn't buy new sandals or shoes on Wednesday. This can cause obstacles in travel and lead to failures in your tasks.
Milk Products: It's better not to buy milk, curd, or paneer in large quantities for storage on this day.
Gifts for Daughters: According to a tradition, you shouldn't buy gifts or items to be sent to the women of the house (daughters or sisters) on a Wednesday.