Caviar is the name given to a sturgeon egg or roe that is preserved with salt, which is prepared by removing the eggs from the belly of the fish and passing them through a very fine filter to separate them, removing any other impurities such as fat or tissues, and then adding salt to them. With a rate ranging from 4% to 6% to preserve it and enhance its taste,  and it should be noted that caviar has also become known as perch fish, but this name is not very accurate, as it may also be used for other types of fish other than sturgeon, and the caviar appears in the form of Small shiny grains have many colors, such as orange, green, or dark black, and is characterized by its crunchy texture and salty taste, which many people have described as resembling a sea breeze, and it gives a sweetish taste when chewed. 
The nutritional value of caviar
The following table shows the nutritional value per 100 grams of caviar: 
|The food item||Quantity|
|Vitamin B12||20 micrograms|
|Vitamin A||271 micrograms|
|Vitamin E.||1.89 milligrams|
|Vitamin D||2.9 mcg|
The benefits of caviar
Caviar is a good source of amino acids such as glutamic acid, lysine, leucine, and phenylalanine, which help build proteins in the body and play an important role in health. Muscle , immune system function,  and rich in omega-3 acids; Whereas, one tablespoon of caviar, which weighs about 14.3 grams, contains 1,068 milligrams of omega-3s , which are necessary to reduce the risk of heart disease.By reducing triglyceride levels, slowing the formation of plaque inside the arteries, it also reduces the risk of developing abnormal heart rhythm, heart attacks, strokes, and sudden cardiac death in patients with heart disease,  ] in addition to its ability to raise good cholesterol levels in the body. 
It should be noted that caviar also contains some important minerals and vitamins, as one serving of it covers 133% of the recommended daily intake of vitamin B12, which contributes to maintaining a healthy metabolic function and heart health, and one serving of caviar also contains About 18% of the recommended daily intake of the compound choline , which helps transport healthy fats and cholesterol in the body, and in addition, one serving of caviar covers 15% of the recommended daily intake of magnesium, and 19% of The recommended daily amount of selenium. 
The degree of safety of caviar
There is no information available about the degree of safety of caviar.
Caviar use precautions
Caviar contains tyramine in high quantities. It is an amino acid that contributes to controlling blood pressure and is made naturally in the body and is also found in some types of food, and caviar should be consumed with caution when using some depression drugs known as monoamine oxidase inhibitors, as these drugs Inhibits the action of the enzyme monoamine oxidase, which is responsible for eliminating excessive amounts of the tyramine complex; Therefore, consuming caviar, or foods rich in tyramine while taking this drug may lead to a dangerous rise in tyramine in the body, and thus it may cause a severe rise in blood pressure that requires emergency treatment, and it is also recommended to reduce the foods that are They contain tyramine for several weeks after stopping these medications.
What are the benefits of caviar for the skin
There is no information available about the benefits of caviar for the skin.
- ↑ “What Every Member of the Trade Community Should Know About: CAVIAR , ” www.cbp.gov , 2008, Retrieved 4-27-2020. Edited.
- ^ A b , Jon Johnson (21-5-2019), "What ' To Know About Fish Roe" , www.medicalnewstoday.com The , Retrieved 27-4-2020. Edited.
- ↑ "Roe, sturgeon" , www.fdc.nal.usda.gov , 4-1-2020, Retrieved 4-4-2020. Edited.
- ↑ Freydis Hjalmarsdottir (9-30-2019), "12 Foods That Are Very High in Omega-3" , www.healthline.com , Retrieved 4-4-2020. Edited.
- ↑ "Omega-3 Fish Oil Supplements for Heart Disease" , www.webmd.com , 2-4-2019, Retrieved 4-28-2020. Edited.
- ↑ "Omega-3 Fatty Acids" , www.my.clevelandclinic.org , 1-2-2019, Retrieved 28-4-2020. Edited.
- ↑ Malia Frey (3-12-2020), "Fish Egg Nutrition Facts and Health Benefits" , www.verywellfit.com , Retrieved 4-28-2020. Edited.
- ↑ Daniel Flavin (18-12-2018), "MAOIs and diet: Is it necessary to restrict tyramine?" , Www.mayoclinic.org , Retrieved 28-4-2020. Edited.