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What are the benefits of cod liver oil?

Apr 18, 2023 Source: Cainiu Health
Dr. Wang Lei
Introduction
Vitamin D in cod liver oil can promote the absorption of calcium, phosphorus, and other substances, thereby supporting bone and tooth development to a certain extent and helping prevent osteoporosis. It is also rich in vitamin A, which helps maintain normal visual function, relieve eye fatigue, and prevent vision decline. Additionally, it contains abundant amino acids that can enhance the body's immunity and strengthen the body's defense system.

Fish liver oil has various benefits, including promoting bone development, maintaining normal visual function, and enhancing immunity.

1. Promotes Bone Development

It contains abundant vitamin D, which helps the absorption of calcium, phosphorus, and other substances. To a certain extent, it promotes the development of bones and teeth, prevents osteoporosis, and maintains normal metabolism in the body.

2. Maintains Normal Visual Function

Rich in vitamin A, fish liver oil supports normal visual function by promoting the formation of photosensitive pigments in visual cells, thereby relieving eye fatigue and helping prevent vision deterioration.

3. Enhances Immunity

It contains rich components such as amino acids and unsaturated fatty acids, which help maintain epithelial cell tissues, strengthen the body's resistance and immune function, and reinforce the body's defense system.

In addition, it can help remove cholesterol lipids from blood vessels and assist in lowering blood lipid levels. It is recommended to use fish liver oil appropriately under medical guidance; blind or unguided use is not advised.


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Can cod liver oil enhance memory?
Cod liver oil generally cannot enhance memory. However, cod liver oil is beneficial for vision and skin health, and it can promote calcium absorption, helping to prevent and treat diseases caused by deficiencies in vitamins A and D. It does not, however, improve memory. Poor memory may be due to deficiency of qi and blood; in such cases, medications that replenish qi and blood may be used under medical guidance to enhance memory.
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Dr. Wang Lei
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How long should newborns take cod liver oil?
Cod liver oil provides vitamin A and vitamin D, which can help prevent rickets and also has therapeutic effects. However, symptoms after taking cod liver oil should be monitored. If diarrhea occurs, cod liver oil should not be taken. If no diarrhea or other adverse symptoms appear, it is generally safe to continue administration beyond the age of two. Additionally, for premature infants, it is recommended to continue cod liver oil supplementation until age three or even longer.
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Dr. Xie Zixing
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Can cod liver oil treat dry eyes?
Cod liver oil can usually help treat dry eyes and has certain therapeutic effects. Cod liver oil contains vitamin A and vitamin D, and is clinically used primarily for the prevention and treatment of diseases such as night blindness and rickets. If eye dryness is caused by dry eye syndrome, cod liver oil supplementation under medical guidance may be beneficial, as the vitamin A and vitamin D in cod liver oil play a protective role in maintaining retinal health.
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Dr. Cui Xin
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When should newborns start taking cod liver oil?
Newborns can generally start taking fish liver oil supplements about 15 days after birth, under the guidance of a doctor. The main components of fish liver oil are vitamin A and vitamin D. Vitamin A plays an important role in maintaining the health of newborns' skin and mucous membranes, supporting bone growth, and improving night vision, while vitamin D promotes calcium absorption in the body.
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Dr. Zhou Xiaofeng
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Can cod liver oil be taken every day?
Taking one fish liver oil capsule a day is generally not recommended for daily long-term use. Fish liver oil is a compound preparation primarily containing vitamin A and vitamin D, used to prevent and treat night blindness and rickets. If taken every day over a prolonged period, it may lead to vitamin toxicity, causing various discomforts such as skin itching, chapped and swollen lips. Some individuals may also develop fever, headache, and joint pain.
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What are the side effects of cod liver oil and zinc oxide?
Cod liver oil and zinc oxide is an over-the-counter medication commonly used in dermatology for treating acute and chronic dermatitis, as well as chilblains and mild burns or scalds. It has various potential side effects, including skin irritation, allergic reactions, skin dryness, folliculitis, and skin atrophy. It is recommended to use this medication under the guidance of a physician to avoid side effects and prevent harm to the body.
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The difference between fish liver oil and DHA
The difference between fish liver oil and DHA lies in the following: Fish liver oil is primarily extracted from the livers of fish, while DHA can be derived from eggs, fish, and breast milk. The main components of fish liver oil are vitamin A and vitamin D3, whereas DHA is an unsaturated fatty acid. Fish liver oil promotes the formation of photosensitive substances in the retina and supports visual development. DHA facilitates the formation of phospholipids in brain pyramidal cells, thereby promoting brain cell development.
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Can cod liver oil and vitamin D be taken together?
Cod liver oil and vitamin D generally should not be taken together. Cod liver oil mainly contains vitamin A and vitamin D3. Common forms of vitamin D include vitamin D2 and vitamin D3. Taking them simultaneously may lead to excessive intake of vitamin D3, causing toxicity, resulting in gastrointestinal discomfort or urinary system symptoms, and in severe cases, adverse respiratory reactions.
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