Kōrure Pets Algae oil is the only plant based omega-3 that has the same benefit as the marine-based omega-3s. It is made from the very best Marine Algae Schizochytrium sp. Other plant-based omega-3s do not convert properly in your pet’s body. Conversion rates are as low as 0.1% Algal oil is a type of oil made from water algae, and it can be a nutritious addition to any canine diet. As a plentiful source of omega-3 fatty acids, algal oil is known to support animal health in a variety of ways. Algal oil is virtually flavorless, so it can integrate well with almost any type of diet.