Sportdogfood Organic Norwegian Kelp For Pets, 3 Lb Enhances Immune Function And Helps With Healthy Skin And Coat It Is Also A Rich Source Of Iodine Which Aids In Gland Function, Especially The Thyroid Gland Kelp Helps To Provide Those Trace Minerals That Are No Longer Available In Our Environment Aids In Healing And Better Coat Pigmentation Promotes Heart Health, Aids In Digestion And Can Increase Appetite