What is astaxanthin?
Astaxanthin (English: Astaxanthin, also known as metaphycoxanthin or astaxanthin) is a type of carotenoid and a strong natural antioxidant. Like other carotenoids, astaxanthin is a fat-soluble and water-soluble pigment that can be found in marine organisms such as shrimp, crabs, salmon, and algae.

Function
1. Improve human immunity
With the increase of age and the increase of survival pressure, especially the rapidly changing living environment and social environment, the ability of most people to produce free radical scavengers in the body gradually decreases, resulting in the loss of scavengers in the body. As the content decreases, the activity gradually decreases, thus weakening the body's ability to defend against free radical damage, leading to organ aging and a series of pathologies.
Free radicals act on the immune system or damage lymphocytes, which can cause the body's cellular and humoral immune functions to weaken, reduce immune recognition and lead to autoimmune diseases.
In order to defend against free radical damage, additional free radical scavengers can be added to the living body to achieve the purpose of resisting disease and delaying aging. As the world's most powerful antioxidant, astaxanthin has become people's first choice. It can prevent cell oxidation, remove free radicals in the body, improve human immunity, and protect the human body from various diseases.
2. Anti-radiation, protect skin from photoaging
People have known for a long time that ultraviolet radiation is an important cause of epidermal photoaging and skin cancer. During the growth of skin cells, due to exposure to ultraviolet nuclear rays, deterioration of the living environment and other reasons, lipids, collagen, etc. in the cells will undergo oxidation reactions and produce a large amount of free radicals. If these free radicals are not removed in time, the skin will be damaged. There will be signs of sagging, wrinkles, brown spots, melanin deposition, dull skin, etc. This is photoaging of the skin.
Studies have shown that astaxanthin's strong antioxidant activity can be used as a potential photoprotectant to prevent photoaging of the skin. Astaxanthin can effectively remove free radicals that cause skin aging caused by computer radiation, environmental pollution, and smoking, delay skin aging, protect cell membranes and mitochondrial membranes from oxidative damage, thereby preventing cells from being harmed by oxidative reactions.
The super antioxidant activity of natural astaxanthin allows skin cells to resist oxidation from the beginning, stay away from the harm of free radicals, and has powerful whitening, freckle removal, wrinkle removal, and delay skin aging.
3. Astaxanthin protects eyes and improves vision
The human retina contains higher levels of polyunsaturated fatty acids and higher concentrations of oxygen than any other tissue. When the human body uses its eyes for a long time, oxygen free radicals generated by photo-oxidation will cause peroxidative damage to the retina. For humans and other animals, dietary carotenoids are necessary to maintain eye health. Their antioxidant properties can quench these damaging reactive oxygen species and help protect the retina against oxidative damage. Astaxanthin is the carotenoid with the strongest antioxidant activity in nature. It can pass through the blood-brain barrier and effectively prevent retinal oxidation and photoreceptor cell damage, thereby preventing various eye diseases, such as myopia, vertigo, cataracts, etc. happened.
4. Protect the central nervous system and resist brain fatigue
The central nervous system (including the brain, spinal cord, and peripheral nerves) is rich in unsaturated fatty acids and iron, has high metabolic activity, and is extremely susceptible to oxidative damage, causing stress and damage to the nervous system. It causes the human body to perform a large amount of mental activities, such as feeling tired when working or studying for a long time, reducing thinking responses, and memory loss.
Astaxanthin has the ability to protect the central nervous system, especially the brain and spine. Astaxanthin can effectively resist fatigue of the nervous system and slow thinking, refresh the mind, resist fatigue, prolong the effective working time of the human body, and improve work efficiency.
5. Relieve exercise fatigue and help the body quickly recover physical strength
When the human body engages in physical activity or strenuous exercise for a long time, strenuous muscle exercise will produce a large number of free radicals. If these free radicals are not processed by antioxidants in time, they will cause oxidative stress, resulting in muscle soreness or damage to muscle tissue.
Vigorous aerobic exercise can lead to the generation of reactive oxygen species (ROS) through various mechanisms. The ROS generated by these exercises can oxidize many targets in the human body such as protein, fat, and DNA, leading to damage to skeletal muscle, heart, and liver.
Research shows that antioxidants such as vitamins E, C, and carotenoids can reduce oxidative damage. As the strongest antioxidant, natural astaxanthin has the most significant effect in this regard. Astaxanthin can increase muscle strength and muscle tolerance, quickly recover from exercise fatigue, and reduce delayed onset muscle pain (DOMS) after strenuous exercise.
6. Anti-inflammatory properties
Joint pain and arthritis are often caused by oxidative damage caused by free radicals. Free radicals are produced due to exposure to toxic polluted air or problems with the body's own immune response. On the one hand, free radicals destroy pathogenic bacteria and diseased cells; on the other hand, they attack white blood cells themselves, causing their massive death. As a result, they cause a large amount of release of lysosomal enzymes to further damage or kill tissue cells, causing damage to bones and cartilage and leading to inflammation. and arthritis.
The powerful antioxidant properties of astaxanthin can help inhibit free radicals and reduce oxidative damage to cells, thereby preventing the occurrence of various inflammations, such as arthritis and prostatitis.
7. Prevention of cardiovascular and cerebrovascular diseases
Clinical medical research on preventing arteriosclerosis and related diseases shows that the oxidation of low-density lipoprotein (LDL) is an important cause of arteriosclerosis. If the concentration of low-density lipoprotein in the human body is high, the risk of atherosclerosis is higher, which damages the walls of the arteries. In addition, the blood vessels become thinner due to platelet deposition, which eventually blocks the blood flow in the arteries and causes heart disease. disease and stroke. On the other hand, if the content of HDL in the blood is higher, the chance of coronary artery disease will decrease, thus preventing the occurrence of atherosclerosis.
The strong antioxidant activity of astaxanthin can reduce the oxidation of apolipoproteins and can be used as a preparation to prevent hypertension, hyperlipidemia, arteriosclerosis, coronary heart disease and ischemic brain damage.
8. Prevent metabolic diseases such as diabetes and gout
The metabolism of the human body is accompanied by various oxidation reactions of cells. If the large amount of free radicals generated by cell oxidation cannot be processed in time, they will attack fat, protein, DNA and other macromolecules in the cells. If the body cannot process these oxidation and attack in time, cells, if things go on like this, various metabolic diseases will occur, such as diabetes, gout, etc.
Astaxanthin's powerful scavenging effect on free radicals in the body can prevent the occurrence of these metabolic diseases and fundamentally ensure a healthy body.
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