Retainers guide and maintain the position and alignment of teeth to create an attractive smile, and today there's quite a range to choose from. Essix retainers, in particular, are clear, slim molds that fit over your teeth. Your orthodontist might recommend an Essix retainer as the final stage in a course of orthodontic treatment, or as a complete alternative to braces. Retainers are fixed or removable and made of wires or plastic.
Kelp is largely used in traditional medicine for various conditions. 1  Kelp is a good source of glutamic acid, an amino acid responsible for its taste. 2  Kelp or kombu contains extremely high levels of iodine. 3  Another health benefit from Kelp is that it is also a source of dietary fiber.
Overview. 1  Kelp is a type of seaweed, or algae, commonly eaten in Asian countries, such as Japan and China. Kelp is found mainly in kelp forests within shallow bodies of saltwater and can grow up to half a meter a day, ultimately reaching heights of 30 to 80 meters. Kelp is considered a super-food because of all the nutrients it contains. Eating large amounts of it can cause side effects.