At PuritansPride.com, select items are buy 1 get 1 free or save an additional 20% off and buy 2 and get 3 free. Plus, select items are marked up to 50% off, like the Puritan's Pride Double Strength Omega-3 Fish Oil 1200 mg softgels. You can get 6 containers, which is enough for 10 months, for $22.98. That's about $3.83 per container, which is the lowest price we found anywhere on this type of supplement. Note that you can't mix and match items, however, it is useful if you need to stock up. Shipping is $4.95 or free on orders over $50. There's no sales tax (except NY).