Gain Detergent on Sale at Costco, Only $0.10 per Load

The Krazy Coupon Lady is an ad-supported service. Many offers on our site contain affiliate links, and we may earn a small commission if you make a purchase using them. Some posts are sponsored by the maker of the product, and we receive a fee for the post. See our full advertiser disclosure.

Through May 4, Costco is offering a $4 discount on Gain Laundry Detergent. The 159-load container is now available for $15.99, reduced from the regular price of $19.99. At this price, the cost per load is only $0.10.

In comparison, Target sells a smaller 107-load container of Gain for $15.99, which comes to $0.15 per load. Pricing may vary depending on location, and online purchases will cost more. Check your local Costco to take advantage of this offer before it ends.

In-Store Deal at Costco

Gain + Oxi Detergent

$15.99$19.9920% off

What to buy

1 Gain Laundry Detergent, 170 oz (159 loads), $19.99

Buy 1, save $4, limit 2

Price Summary

$0.10 per load

Exp 05/04/25

Get Deal at Costco

If you're not a member, now's a good time to sign up for a Costco membership and start saving in-store right away.

Shop more of the best Costco deals currently available on KCL.

Earning cash-back rewards with a credit card is a really simple way to save more money when you buy essentials. Take a look at KCL's top credit card picks for in-store shopping.