Where To Buy Epsom Salt Cheap May 2026

Costco has been known to carry 12lb bags for roughly $8, providing a highly competitive price per pound.

For the best value, the cheapest places to buy Epsom salt (magnesium sulfate) are like Walmart and agricultural supply stores for industrial-sized needs. While specialized bath boutiques charge a premium, you can find prices as low as $0.05 – $0.08 per ounce by purchasing in bulk or using store brands. Top Retailers for Cheap Epsom Salt where to buy epsom salt cheap

: Excellent for mid-range bulk.

: Generally the most consistent for low everyday prices. Costco has been known to carry 12lb bags

While the unit price is low, the bag sizes are typically much smaller (1lb or less), which may not be the cheapest option for heavy users. : Best for extreme bulk (50lb bags). Top Retailers for Cheap Epsom Salt : Excellent

If you use Epsom salt frequently for float tanks, gardening, or frequent baths, wholesale suppliers offer the lowest unit costs:

: Offers 8lb bags for approximately $6.64 (~$0.83/lb) and 4lb bags for $3.78.