1 teaspoon (medium) of Omega-3 Supplement (5 g) has 41 calories. That works out to 900 calories per 100 g. It contains 0 g of carbs, 0 g of protein, 4.5 g of fat and 0 g of fiber. Its glycemic index is 0 (low), so it raises blood sugar slowly.

What is Omega-3 Supplement?

An omega-3 supplement provides omega-3 fatty acids, usually as fish oil in softgel capsules; liquid versions are also available. It is taken alongside a regular diet rather than used as a meal or cooking ingredient. Some products use other sources, so check the label if the source matters to you.

Softgels have little taste, while liquid fish oil can have a mild fishy flavour. People commonly take them with a meal and water, following the directions on the pack. Nutritionally, the oil is almost entirely fat: the listed values give 100 g of fat per 100 g. If you avoid fish, look for a clearly labelled alternative source; taking a capsule with food may make it easier to fit into your routine.

Omega-3 Supplement Nutrition Facts

Selected: 100 g

900

KCAL / 100G

Carbs

· 0% DV

Protein

· 0% DV

Fat

100g

· 128% DV

Fiber

· 0% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 0% · Protein 0% · Fat 100%

Omega-3 Supplement Vitamins & Minerals

Vitamins

Vitamin E

2mg · 13% DV

Vitamin A

0µg · 0% DV

0mg · 0% DV

Minerals

Calcium

0mg · 0% DV

Iron

0mg · 0% DV

Magnesium

0mg · 0% DV

Zinc

0mg · 0% DV

How Nutritious Is Omega-3 Supplement?

Nutrient density

Medium

40/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Low

0/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Omega-3 Supplement Glycemic Index

GLYCEMIC INDEX

Low

0 Low5570100

GLYCEMIC LOAD

Low

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Omega-3 Supplement

To burn the 900 calories in 100 g:

🚶

223min

Walking (5 km/h)

🏃

92min

Running (8 km/h)

🚴

122min

Cycling

🏊

105min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Omega-3 Supplement Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Omega-3 Supplement Contain Allergens?

Contains these allergens:

Gluten free

Dairy free

Eggs free

Peanuts free

Tree nuts free

Fish yes

Soy free

Sesame free

Which Diets Is Omega-3 Supplement Good For?

Vegan

— Not suitable

Vegetarian

— Not suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

✓ Suitable

Low FODMAP

— Not suitable

Omega-3 Supplement Fat Profile

SATURATED

20g

MONOUNSATURATED

28g

POLYUNSATURATED

32g

⚖️

Omega 6:3 ratio 0.1:1

Below the ideal 4:1 — a good omega balance.

Compare Omega-3 Supplement

🧴vs🧈

Omega-3 Supplement vs Butter183 kcal more per 100 g

→🧴vs🫒

Omega-3 Supplement vs Olive oil16 kcal more per 100 g

→🧴vs💊

Omega-3 Supplement vs Fish Oil CapsuleSame calories per 100 g

→🧴vs🥥

Omega-3 Supplement vs Coconut oil38 kcal more per 100 g

→

Foods Similar to Omega-3 Supplement

🧈

Butter

717 kcal

🫒

Olive oil

884 kcal

💊

Fish Oil Capsule

900 kcal

🥥

Coconut oil

862 kcal

🥥

Coconut milk

230 kcal

🌻🛢️

Sunflower Oil

884 kcal

🛢️

Oil

884 kcal

🛢️

MCT Oil

860 kcal

Frequently Asked Questions About Omega-3 Supplement

Should you take an omega-3 supplement with food?

Yes, taking an omega-3 supplement with a meal is often more comfortable and may reduce fishy burps. A meal containing some fat can also help your body absorb the omega-3s; follow the product’s directions for the serving.

What should you look for in an omega-3 supplement?

Check how much EPA and DHA each serving provides, rather than judging by the total amount of fish oil alone. The source and serving directions matter too, because products can differ substantially in their omega-3 content.

What are omega-3 supplements good for?

Omega-3 supplements provide fatty acids such as EPA and DHA, which support heart and brain health. They can help people who rarely eat omega-3-rich foods increase their intake, but they are not a substitute for medical treatment.

Can an omega-3 supplement lower triglycerides?

Yes, omega-3 fatty acids can lower blood triglycerides, particularly at higher doses. If your triglycerides are elevated, do not increase a supplement dose or replace prescribed treatment on your own; discuss the appropriate approach with your clinician.

What are the side effects of an omega-3 supplement?

Common side effects include fishy aftertaste or burps, nausea, stomach discomfort, and loose stools. Taking the supplement with a meal may help. Stop using it and seek medical advice if you develop a severe or persistent reaction.

Does an omega-3 supplement cause fishy burps?

Yes, fish oil-based omega-3 supplements can cause fishy burps in some people. Taking the serving with a meal may help; if the unpleasant taste persists, check that the product is fresh and follow its storage instructions.

Is fish oil the same as an omega-3 supplement?

No. Fish oil is one common source of omega-3 supplements, but supplements can also be made from algae or other sources. Compare the EPA and DHA amounts on the label rather than assuming every product has the same contents.

Can you take an omega-3 supplement with blood thinners?

Omega-3 supplements may affect bleeding risk, especially at high doses, so combining them with blood-thinning medication needs care. Ask the clinician who manages your medication before starting an omega-3 supplement, and do not change your prescription yourself.

How can you tell if an omega-3 supplement has gone rancid?

A rancid omega-3 supplement may have a sharply unpleasant, bitter, or paint-like smell or taste. Keep it away from heat, light, and moisture, and discard it if it smells off or is past its expiration date.

Is algae omega-3 as effective as fish oil?

Algae-based omega-3 supplements can provide EPA and DHA, making them a fish-oil alternative. Their EPA and DHA amounts vary by product, so compare those figures on the label when choosing between algae oil and fish oil.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 24, 2026