Amazon has Tetra BloodWorms Freeze-Dried Fish Food on sale for $3.50 . Shipping is free with Prime or on order $25+
- AQUARIUM DIET SUPPLEMENT: Freeze-dried bloodworms are a nutritious supplement to boost energy and conditioning in your aquarium fish.
- FOR FRESHWATER & SALTWATER FISH: Perfect for bettas and ideal for small- to medium-sized tropical and marine fish.
- SPECIALLY PROCESSED: Minimizes any undesirable organisms found in live bloodworms.
- CHILD-SAFETY LID: Tetra BloodWorms should be kept out of reach of children.
- USAGE: Feed 2 to 3 times a week in addition to staple diet, only as much as your fish can consume within a few minutes.
Amazon offers free shipping with $25+ orders or get free 1 day shipping on all orders with a free trial of Amazon Prime. A prime trial is also free with Amazon Family (which also gets you up to 20% off diapers among other benefits) or Amazon Student. EBT/Medicaid Cardholders can save on Prime Membership here.