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Benefits of Fish Oil Capsules

Discover the benefits of fish oil capsules for heart, brain, skin, and joint health. Learn how omega-3s support overall wellness and when to consult a doctor.

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Written by Dr. Siri Nallapu

Reviewed by Dr. J T Hema Pratima MBBS

Last updated on 30th Jul, 2025

Fish oil capsules have gained popularity as a powerful supplement for overall health. Packed with omega-3 fatty acids, these capsules offer numerous benefits, from supporting heart health to improving brain function. If you're considering adding fish oil to your daily routine, this guide will help you understand its advantages, how to take it, and when to consult a doctor.

What Are Fish Oil Capsules?

Fish oil is extracted from fatty fish like salmon, mackerel, and sardines. It contains two essential omega-3 fatty acids:

  • EPA (Eicosapentaenoic Acid) – Supports heart health and reduces inflammation.

  • DHA (Docosahexaenoic Acid) – Vital for brain function and eye health.

Since our bodies can’t produce enough omega-3s on their own, fish oil supplements help fill this gap.

Key Benefits of Fish Oil Capsules

Here are the key benefits of fish oil capsules:

1. Supports Heart Health

Omega-3 fatty acids help:

  • Lower triglycerides (a type of fat in the blood).

  • Reduce blood pressure slightly.

  • Prevent plaque buildup in arteries.

  • Lower the risk of heart attacks and strokes.

2. Boosts Brain Function

DHA is a major component of the brain. Fish oil may:

  • Improve memory and focus.

  • Reduce the risk of Alzheimer’s and dementia.

  • Help with mood disorders like depression and anxiety.

3. Reduces Inflammation

Chronic inflammation is linked to diseases like arthritis, diabetes, and obesity. EPA and DHA help reduce inflammation, easing joint pain and stiffness.

4. Promotes Healthy Skin

Omega-3s keep skin hydrated, reduce acne, and protect against sun damage. They may also help with conditions like eczema and psoriasis.

5. Supports Eye Health

DHA is essential for maintaining good vision and may help prevent age-related macular degeneration (AMD).

6. Aids in Weight Management

Fish oil may help with weight loss by improving metabolism and reducing fat storage, especially when combined with exercise.

7. Strengthens Immunity

Omega-3s enhance immune function, helping the body fight infections more effectively.

Who Should Take Fish Oil Capsules?

Fish oil can benefit:

  • People with heart disease or high triglycerides.

  • Those with joint pain or arthritis.

  • Individuals with dry skin or inflammatory skin conditions.

  • Pregnant women (supports baby’s brain development).

  • People with mood disorders like depression.

  • Older adults are concerned about memory loss.

However, always consult a doctor before starting any supplement.

Consult a Top Nutritionist for the best advice

Dr. Bhukya Pavan Kalyan, General Physician

Dr. Bhukya Pavan Kalyan

General Physician

5 Years • MBBS DNB Paediatrics

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

650

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Dr Sumanth R, General Physician

Dr Sumanth R

General Physician

2 Years • MBBS

Bengaluru

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Mrs Sneha P V, Nutritionist

Mrs Sneha P V

Nutritionist

10 Years • Master of science in Food and Nutrition

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

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How to Choose the Right Fish Oil Supplement?

Not all fish oil capsules are the same. Look for:

  • High EPA & DHA content (at least 500 mg combined per serving).

  • Molecularly distilled (removes toxins like mercury).

  • Enteric-coated (reduces fishy aftertaste and burps).

  • Third-party tested (ensures purity and quality).

Possible Side Effects & Precautions

Fish oil is generally safe, but some people may experience:

  • Mild nausea or diarrhea.

  • Fishy aftertaste or burps.

  • Increased bleeding risk (if taking blood thinners).

To minimize side effects:

  • Take fish oil with meals.

  • Start with a low dose and gradually increase.

  • Avoid if allergic to fish (consider algae-based omega-3 instead).

Lifestyle Tips to Enhance Fish Oil Benefits

For best results, combine fish oil with:

  • A balanced diet (more fatty fish, nuts, seeds, leafy greens).

  • Regular exercise (30 minutes daily).

  • Adequate sleep (7-8 hours per night).

  • Stress management (yoga, meditation).

When to See a Doctor?

If you have:

  • A heart condition.

  • High cholesterol or blood pressure.

  • Bleeding disorders.

  • Plans for surgery.

Consult a healthcare provider before taking fish oil to avoid interactions with medications.

Conclusion 

Fish oil capsules are a simple yet powerful way to boost overall health. Whether you want a healthier heart, sharper mind, or better skin, omega-3s can make a difference. However, always choose high-quality supplements and consult a doctor if you have any concerns.

Need personalized advice?

Book a consultation with an Apollo24|7 nutritionist or doctor today to see if fish oil is right for you!

Consult a Top Nutritionist for the best advice

Dr. Bhukya Pavan Kalyan, General Physician

Dr. Bhukya Pavan Kalyan

General Physician

5 Years • MBBS DNB Paediatrics

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

650

98 Cashback

Dr Sumanth R, General Physician

Dr Sumanth R

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

60 Cashback

Mrs Sneha P V, Nutritionist

Mrs Sneha P V

Nutritionist

10 Years • Master of science in Food and Nutrition

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

400

60 Cashback

600

No Booking Fees

Consult a Top Nutritionist for the best advice

Ms. Lakshmi Tejasvi, Clinical Nutritionist

Ms. Lakshmi Tejasvi

Clinical Nutritionist

14 Years • M.Sc - Clinical Nutrition

Hyderabad

Vibgyor Nutri, Hyderabad

750

No Booking Fees

Dr. Bhukya Pavan Kalyan, General Physician

Dr. Bhukya Pavan Kalyan

General Physician

5 Years • MBBS DNB Paediatrics

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

650

98 Cashback

Dt. Ila Sharma, Clinical Nutritionist

Dt. Ila Sharma

Clinical Nutritionist

18 Years • Master in food & Nutrition

Gurugram

VIPUL GREENS - SOCIETY CLINIC, Gurugram

0

Dr Sumanth R, General Physician

Dr Sumanth R

General Physician

2 Years • MBBS

Bengaluru

PRESTIGE SHANTHINIKETAN - SOCIETY CLINIC, Bengaluru

400

60 Cashback

Mrs Sneha P V, Nutritionist

Mrs Sneha P V

Nutritionist

10 Years • Master of science in Food and Nutrition

Bengaluru

Apollo Clinic, Sarjapur Road, Bengaluru

400

60 Cashback

600

No Booking Fees

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