Horse feed supplements derived from seaweed or kelp have been developed to add trace minerals, especially iodine, that may be missing in a horse's basic feed ration. Equine Seaweed supplements contain minerals, amino acids and vitamins.
There has been a lot of debate and controversy in the equestrian world about the potential benefits to be gained from feeding equine seaweed supplements to horses - which will be discussed and reviewed here.
There is a danger that iodine toxicities occur when a horse is fed too much seaweed - but, if fed with care, kelp and seaweed can provide unique benefits to a horse's health.