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Fish Oil Health Benefits, Uses And Its Side Effects

Last Updated: Sep 15, 2020

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Fish oil is a very common term that is used for referring to two important omega-3 fatty acids namely docosahexaenoic acid and eicosapentaenoic acid. Fish oil is one of the major sources of omega-3 fatty acids that have this reputation of curing different ailments.

There are a number of benefits that come from fish oil and these include lower lipid count, reduced chance of plaque formation and healthier blood vessels. Fish oil is also known to reduce the chances of different types of cancer and even diabetes.

Fish oil works towards reducing triglycerides in individuals with high levels of triglycerides that are not good for the health of the heart. The levels of bad cholesterol can be decreased and the levels of good cholesterol can be increased with the regular intake of fish oil.

The health benefits of fish oil include its ability to aid in weight loss, healthy pregnancy, fertility and skin care (particularly for psoriasis and acne). It is also beneficial in the treatment of various heart diseases, high cholesterol, depression, anxiety, ADHD, weak immune system, cancer, diabetes, inflammation, arthritis, IBD, AIDS, Alzheimer’s disease, eye disorders, macular degeneration, and ulcers.

Fish Oil

Fish oil is oil derived from the tissues of oily fish.The different types of fish which act as a good source for fish oil capsules or supplements commonly include mackerel, lake trout, herring, sardines, swordfish, oysters, albacore tuna, bluefin tuna, yellowfin tuna, turbot, pilchards, anchovies, and salmon. The omega 3 fatty acid rich fish oil is highly beneficial for various treatments and aesthetic causes.

Nutritional Value of Fish Oil

Most of the health benefits of fish oil can be attributed to the presence of omega-3 essential fatty acids like Docosahexaenoic acid (DHA) and Eicosapentaenoic acid (EPA) in it. Cold-water fish like herring, anchovies, sardines and salmon are rich in their content of DHA and EPA.

The oils obtained from these fish varieties contain around seven times as much omega-6 and omega-3 oils. The other oily fish varieties like tuna contain lesser amounts of omega-3 fatty acids.

Beside these, fatty acids in fish oil include Alpha-linolenic acid or ALA and Gamma-linolenic acid or GLA. Fish oil is also rich in vitamins, minerals, proteins, and other vital nutrients. These supplements offer a broad range of health and beauty benefits when taken in a proper dosage.

Nutritional facts Per 100 Grams

100 g
Total Fat

Vitamins and Minerals

2000 %
Vitamin A

Health Benefits of Fish Oil

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Fish oil offers numerous health benefits, you can consume these capsules on daily basis to boost your immunity helps in the fight against common health issues such as cold, running nose, infection, etc. If you are following a weight loss diet or shed off some extra belly fat then add fish oil capsules in your plan. Another important benefits of fish oil are that the omega fatty acid present in it helps in improving eyesight and vision.

You can easily find these omega 3 fatty acid fish capsules form near buy medical stores. Also read out when not to consume these capsules in different health conditions otherwise it will lead to allergies and other adverse effects. Mentioned below are the best health benefits of consuming fish oil capsules.

Fish Oil Boosts Cardiovascular & Heart Health

Omega-3 is an effective agent that helps to reduce the incidence of cardiovascular diseases (CVD). Fish oil is a great source of omega-3 and therefore, reduces the risk of heart diseases and heart arrhythmias.

It also cuts down the level of bad cholesterol (LDL) and ienhances the level of good cholesterol (HDL) in the body. Fish oil prevents the accumulation of triglycerides and also reduces the level of excess triglycerides from the body.

Fish oil can be used to impede atherosclerosis in coronary patients. Thus, fish oil is highly effective in preventing strokes and regular usage of fish oil can help avoid sudden death due to cardiac arrest.

Boost Your Immune System With Omega-3 Fish Oil

Fish oil aids in boosting our immune system. It,thereby enables the body to resist the occurrence of common diseases like colds, coughs and the flu. Fish oil is rich in Omega-3 fatty acids which bolster the immune system by affecting the activity and amount of cytokines and eicosanoids present in our body.

It has also been found out that when the antioxidant astaxanthin is combined with fish oil, the immune-boosting power is multiplied.

Use Fish Oil to Reduce Inflammation & Swelling

Fish oil is an effective agent in reducing inflammation in the blood and tissues. Regular consumption of fish oil is helpful to those who suffer from acute inflammatory diseases. Fish oil is effective in treating and preventing gastrointestinal disorders, Celiac disease, short bowel syndrome and inflammatory bowel disease (IBD) including Crohn’s Disease and ulcerative colitis.

Patients suffering from Crohn’s disease often find it difficult to absorb vitamins, fats, and essential supplements and in their case, fish oil supplements are an effective diet. For ulcerative colitis, fish oil prevents the accumulation of leukotriene on the colon.

Omega 3 Fish Oil for Arthritis Pain Relief

Fish oil is beneficial in the treatment of arthritis, rheumatism, Raynaud’s symptoms and similar other conditions.Fish oil can usage can help in reducing the need for large dosages of NSAIDs (non-steroidal anti-inflammatory drugs).

Get Relieves from Depression & Anxiety Using Fish Oil

Fish oil contains a good quantity of omega 3 and the presence of omega 3 fatty acids relieves us from the feeling of sadness, anxiety, mental fatigue, stress and of course, depression. Fish oil capsules can also stabilize our mood.It promotes calm and composed feeling in humans.

Fish Oil Capsules for Eye Care

Fish oil is well known for it has the ability to improve vision and prevet ocular disorders. It also helps in avoiding age-related macular degeneration with the surplus quantity of omega 3 present in it.

Treats Alzheimer’s disease Using Omega-3 Fatty Acids

Fatty acids are effective in the treatment of Alzheimer’s disease. Fish oil is one of the best sources of essential fatty acids, including EPA and DHA, and it also helps to cure Alzheimer’s disease to a large extent.

Fish oil capsules containing a higher content of omega-3 fatty acids are adviced to patients with mental disorder since it acts as a defense against Alzheimer’s disease

Helps in ADHD Treatment

Fish oil is of immense importance when it comes to the treatment of Attention Deficit Hyperactivity Disorder (ADHD) due to its high concentration of fatty acids. For children suffering from hyperactivity, inability to complete tasks, short attention span,dyslexia, dyspraxia, short-term memory weakness, low concentration can consume fish oil capsuels.

For emotional instability, wavering attitude, poor coordination, recklessness, hastiness, impetuosity, impulsiveness, low IQ, or learning disorders, fish oil is a proven remedy.

Fish Oil for Weight Loss Benefits

Both DHA and EPA components of omega-3 fatty acids present in the fish oil are highly effective in eliminating additional body fat , thus helping and promoting easy weight loss for the overweights.

Fish Oil Pills Eases Pregnancy Complications

Fish oil capsules can promote a smooth and healthy pregnancy.It eases the complications associated with it and restricts premature births and makes sure that the newborn is not underweight.

The omega-3 fatty acids present in fish oil contain abundant Docosahexaenoic Acid or DHA, which is one of the major structural components of our brain, skin, and retin. It can enhance the overall development and growth of the fetus in the womb.

It has also been proved from different studies that regular intake of fish oil capsules can stop repeated miscarriages and increase the rate of conceiving in women having antiphospholipid syndrome

Uses of Fish Oil

Fish oil is also beneficial for controlling blood pressure and keeping the bones healthy. It aids to avert the risk of cancer and prevents renal issues from recurring.Fish oil alos helps to protect from Type-II diabetes. It shields against pollution, prevents damage from sun exposure and promotes healthy hair and skin.


Side-Effects & Allergies of Fish Oil

An Overdose of fish oil can result in excessive bleeding, and hemorrhage stroke. The daily intake of omega-3 acids is limited to 3000mg. Fish oil side effects also include belching, bad breath, heartburn, nausea, loose stools, rash and other severities,

Some of the most common side effects of fish oil include nosebleeds, rashes, heartburn, reduced immune response and reduced ability of the body to clot blood. Allergic reactions to fish oil include difficulty breathing, hives and swelling of the lips, face, throat and tongue.

Other side effects of having fish oil in excessive amounts include uneven heartbeats, chills, fever, fly and body aches. Chest pain, upset stomach and unpleasant or unusual taste in the mouth are less serious side effects of fish oil.

Cultivation of Fish Oil

For years, fishing communities all over the world have used fish oil for various purposes. In 16th century England, it was very commonly used by fishermen to treat a plethora of health issues. The current upsurge in its popularity is due to the extensive use in Greenland Eskimos.


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    Written ByDrx Hina FirdousPhD (Pharmacology) Pursuing, M.Pharma (Pharmacology), B.Pharma - Certificate in Nutrition and Child CarePharmacology
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    Reviewed ByDt. Ms. Shilpa MarwahB.Sc (Home Science), Post Graduation Diploma in Dietetics and Public Health NutritionDietitian/Nutritionist

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