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Showing posts with label ALA. Show all posts
Showing posts with label ALA. Show all posts

Top 10 super-foods to get your omega 3

Many of us are aware that omega 3 fats are very good for maintaining health, in all age groups. They help reduce the risk of heart problems, hypertension, asthma and hypertriglyceridemia. Elderly people also benefit from consuming omega 3 fats. They help to reduce the risk of rheumatoid arthritis, and may also help in depression and Alzheimer’s disease. They are very important in development of brain of a child; hence they should be taken in pregnancy. They help to improve concentration in children.
 
But the problem is, how to ensure its intake through diet. So let’s see some of the good sources of omega 3 fats whose inclusion can help you to be in good health. Non-vegetarian sources provide you eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA), whereas vegetarian sources are rich in alpha linolenic acid (ALA). To know more about these fatty acids, read Omega3 fats: The heart health boosters


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1.     Fish: It is the best natural source of EPA and DHA. It is recommended to eat fish, especially fatty fish, twice a week to protect your heart. Given below is the list of fishes containing high fat or medium to low fat. However, choose the preparation methods which will use less amount of cooking fat, such as baking, grilling, roasting, poaching, microwave cooking, etc. Try to avoid fried fish.


 
Oily fishes (>5% fat)
Low/medium fat fishes
Seer (white and black), Mackerel, Sardine, Salmon, Eel, Catfish (Mystus nemurus), Red pomphret, Hilsa, Purava
Bam, Beley, Bhekti, Jewfish, Lobster, Pomphret, Prawn, Rohu, Surmai, Bombay duck, Shark, Threadfin, Shrimp, Cod, Haddock, Tuna, Katla, Mullet, Sardine, Jewfish, Halibut, Albacore, Mullet, Mussels, Crab, Red tilapia, Tilapia, Catfish, Haddock

Also there are many fish oil supplements available in the market, which can be taken, in case the requirement is not met with the food sources.
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2.      Omega-3-enriched eggs: Omega-3-enriched eggs are obtained by feeding flaxseed or algal DHA to poultry. Normally 2-3 eggs are required to satisfy 0.1g of omega 3 fatty acids. One flaxseed-enriched egg[1] fulfills the same quantity, whereas you require only ⅔ of a DHA-enriched egg for the same.

3.      Chia seeds: Also popularly known as subja, it is a very good source of omega 3 fatty acids. One tbsp (15g) of subja seeds provide you around 5g of ALA. Subja is most commonly used in milkshakes and faludas. The best way is to have 1 tbsp of subja seeds along with milk every morning. It also provides soluble fiber, which is good for relieving constipation.

4.      Flaxseeds: Also known as ‘alsi’, it is a rich source of ALA. It is recommended to have 2 tbsp (30g) of ground flaxseed powder daily for its benefits. Flaxseeds also contain soluble fiber that promotes flaxseeds’ cardio-protective effects. Flaxseed oil, extracted from the seeds, is one of the richest sources of ALA. It contains around 55% ALA. Flaxseed powder can be used in chutneys or mixed with atta. It can also be used as salad oil.

5.      Perilla seeds: Perilla is known as ‘bhanjira’ or ‘silam’ in Hindi. It is roasted and used in chutneys. It is another good source of omega 3 fatty acids. Perilla oil contains 64% ALA.

6.      Canola oil: It is most commonly used as cooking oil. It is low in saturated fat, high in monounsaturated fat and contains around 11% omega 3 fatty acids. The ratio of omega 3 to omega 6 fatty acids is good (2:1) in canola oil.

7.      Mustard oil: It is pungent oil with strong aroma, traditionally used as cooking oil in northern part of India. 30g of mustard oil contains ~4g of ALA.

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8.     Walnuts: 20g or ¼ cup of walnuts gives you 1g of omega 3 fatty acids. It can be added on salads, cereals, baked dishes, etc. or can be eaten as it is.
 
9.      Green leafy vegetables: Though green leafy vegetables are not high in fats, they can be consumed in higher amounts and form an integral part of the Indian diet. It is recommended to have 400g of fruits and vegetables daily to prevent chronic diseases. 400g of green leafy vegetables provides 600mg of ALA.
 
10.  Soybean oil: It is widely used as cooking oil. It contains 8% ALA. 2 tbsp of Soybean oil provides 2.4g of ALA.


[1] Eggs laid by a hen which is fed flaxseeds.

Omega 3 fats: The heart health boosters

Heart diseases are no longer a concern only for people who have crossed 40s or 50s. In past few decades, age of getting heart attack in India has plunged to 30 years. The situation is really alarming and we need to take preventive steps before it’s too late. One of the steps can be inclusion of omega 3 fats in the diet, which will protect our heart and arteries from various problems.

What are omega 3 fatty acids?
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This is a family of good fats that offer a number of advantages. There are three members in the family, namely alpha linolenic acid (ALA), eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). These are essential fats, which are not formed in the body, hence should be included in the diet. ALA acts as raw material for formation of EPA and DHA; however this conversion is not so efficient. Hence, if possible, it is always preferable to get EPA and DHA directly from food. There is another family of essential fats, called as omega six fatty acids which are also required for various body functions. But if taken in excessive amounts, they can have harmful effects.


Why is omega 3 important?
A number of researches have shown that the consumption of omega 3 reduces the risk of deaths from the heart diseases. There are a number of ways in which EPA and DHA help to protect your heart.
1.      Reduce irregular heartbeats (arrhythmia):
Arrhythmia is a problem with rhythm of the heart. Heart beat can be too fast or too slow, or it may have irregular rhythm. Because of this irregularity, the heart cannot pump the blood efficiently and the organs such heart or brain may get damaged.

2.      Decrease thickening of arteries:
Arteries are like flexi-pipes, which carry nutrients and oxygen-rich blood to the body. As we become older, arteries lose their flexibility and do not transport the blood efficiently. This may block or reduce the blood flow to the heart and other parts of the body, leading to a heart attack or a stroke.
EPA and DHA reduce a number of risk factors, such as blood pressure, high triglycerides levels, and inflammation that contributes to the process of hardening of arteries.

3.      Reduce the risk of hypertriglyceridemia:
Increased levels of triglycerides in the blood can lead to arthrosclerosis. EPA and DHA help to reduce the triglycerides in the blood.

4.      Reduces blood pressure:
High blood pressure is a risk factor for heart attack, heart failure, stroke and other cardiovascular diseases. EPA and DHA help to reduce the blood pressure in the hypertensive people, reducing the risk of heart diseases.

How much omega 3 is needed?
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Both EPA and DHA are necessary for a healthy heart. Unfortunately, they are present only in the non-vegetarian sources, such as fish and fish oil supplements. Thus, it is recommended that people who are not suffering from any heart disease should consume 500mg of EPA and DHA per day. This amount generally gets fulfilled by consuming fish, especially oily fish, twice a week.
People who are suffering from coronary heart diseases should consume 1g of EPA+DHA daily.
Those, with very high levels of triglycerides in the blood, should consume 3g to 4g of EPA+DHA daily.
Vegetarian sources do not contain EPA and DHA; they are good for ALA. ALA is starting material for our body to form EPA and DHA. However, the conversion in it is not so efficient. Though there is no unanimous recommendation for ALA, generally, 1 to 3 g of ALA help to maintain good health.
How to get omega 3 fatty acids in your diet?
Fish, especially oily fishes, are an excellent natural source of omega 3 fatty acids. It is recommended to consume fish twice a week to fulfill the EPA and DHA requirements. Among vegetarian sources, you can have flaxseed oil, canola oil or mustard oil in your daily diet. Flaxseeds and walnuts are also good sources of omega 3 fatty acids. To know more about omega 3 fatty acid sources, please read Top 10 super foods for omega three fatty acids.