any side effects caused by using it?
Muscle cramps, hair loss, joint pain, liver disease, and allergic reactions, with 29% of the adverse effects resulting in hospitalization, and 20% in serious injuries or illnesses.
Dietary supplement
muscle cramps, hair loss, joint pain, liver disease, and allergic reactions, with 29% of the adverse effects resulting in hospitalization, and 20% in serious injuries or illnesses. 
what is manta ray? Large rays belonging to the genus "Mobula" what kind of creatures are they? They are classified among the Myliobatiformes (stingrays and relatives) and are placed in the family Myliobatidae (eagle rays). is it a kind of fish? No, they are large rays. where do they live? They are found in warm temperate, subtropical and tropical waters. how do they look like? They have broad heads, triangular pectoral fins, and horn-shaped cephalic fins located on either side of their mouths. They have horizontally flattened bodies with eyes on the sides of their heads. what impact does it create in tourism industry? Sites at which manta rays congregate attract tourists, and manta viewing generates substantial annual revenue for local communities. any specific region where they are widely seen? Indo-Pacific and tropical east Atlantic what is food habits like? They consume large quantities of zooplankton in the form of shrimp, krill, and planktonic crabs. In deeper depths, mantas consume small to medium-sized fish. what is the second one? Krill are small crustaceans of the order Euphausiacea. can humans consume it too? Krill are under development in the early 21st century as human food, dietary supplements as oil capsules, livestock food, and pet food. why are the supplements used by humans? A supplement can provide nutrients either extracted from food sources or synthetic, individually or in combination, in order to increase the quantity of their consumption. can you name some of the natural products? Plants, animals, algae, fungi or lichens, including such examples as ginkgo biloba, curcumin, cranberry, St. John’s wort, ginseng, resveratrol, glucosamine and collagen.
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Dietary supplement [SEP] Adverse effects
In the United States, manufacturers of dietary supplements are required to demonstrate safety of their products before approval is granted for commerce. Despite this caution, numerous adverse effects have been reported, including muscle cramps, hair loss, joint pain, liver disease, and allergic reactions, with 29% of the adverse effects resulting in hospitalization, and 20% in serious injuries or illnesses. By more than five-fold, the highest incidence of health problems derived from "combination products", whereas supplements for vitamins and minerals, lipid products, and herbal products were less likely to cause adverse effects. Among general reasons for the possible harmful effects of dietary supplements are: a) absorption in a short time, b) manufacturing quality and contamination, and c) enhancing both positive and negative effects at the same time.