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Seaweed species such as kelps provide essential nursery habitat for fisheries and other marine species and thus protect food sources; other species, such as planktonic algae, play a vital role in capturing carbon and producing at least 50% of Earth's oxygen. [3] Natural seaweed ecosystems are sometimes under threat from human activity.
Porphyra is a genus of coldwater seaweeds that grow in cold, shallow seawater.More specifically, it belongs to red algae phylum of laver species (from which comes laverbread), comprising approximately 70 species. [2]
Eucheuma, commonly known as sea moss or gusô (/ ɡ u ˈ s ɔː ʔ /), is a rhodophyte seaweed that may vary in color (purple, brown, and green). Eucheuma species are used in the production of carrageenan, an ingredient for cosmetics, food processing, and industrial manufacturing, as well as a food source for people in the Philippines, Caribbean and parts of Indonesia and Malaysia. [1]
The singular alga is the Latin word for 'seaweed' and retains that meaning in English. [13] The etymology is obscure. ... It could be any color: black, red, green, or ...
Seaweed is a moderate source (less than 20% DV) of niacin, iron, and zinc. Seaweed has a high content of iodine , providing a substantial amount in just one gram. [ 19 ] A 2014 study reported that dried purple laver ("nori") contains vitamin B12 in sufficient quantities to meet the RDA requirement (Vitamin B12 content: 77.6 μg /100 g dry ...
Corallina officinalis is a calcareous red seaweed which grows in the lower and mid-littoral zones on rocky shores.. It is primarily found growing around the rims of tide pools, but can be found in shallow crevices anywhere on the rocky shore that are regularly refreshed with sea water.
“Seaweed comes in multiple colors and consists of a myriad of species that provide a range of exciting skin benefits: firming, brightening, moisturizing, exfoliating… and more!” Palmer adds ...
Fucoxanthin is present in brown seaweeds and diatoms and was first isolated from Fucus, Dictyota, and Laminaria by Willstätter and Page in 1914. [7] Seaweeds are commonly consumed in south-east Asia and certain countries in Europe, while diatoms are single-cell planktonic microalgae characterized by a golden-brown color, due to their high content of fucoxanthin.