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High omega-3 content, heart health, anti-inflammatory
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 teaspoon (medium) of Fish Oil (Omega 3, 780 mg) (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.
Selected: 1 teaspoon (medium) · 4.5 g
41
KCAL / 4.5G
Carbs
0g
· 0% DV
Protein
0g
· 0% DV
Fat
4.5g
· 6% DV
Fiber
0g
· 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%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 41 kcal | |
| Total fat | 4.5 g | 6% |
| Saturated fat | 0.95 g | 5% |
| Trans fat | 0 g | |
| Sodium | 0.05 mg | 0% |
| Total carbohydrate | 0 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 0 g | 0% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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| Serving | Amount | Calories |
|---|---|---|
| 1 teaspoon (medium) | 4.5 g | 41 kcal |
| 1 piece (small) | 1 g | 9 kcal |
| 1 piece (large) | 2 g | 18 kcal |
| 1 serving (small) | 5 g | 45 kcal |
| 1 serving (large) | 10 g | 90 kcal |
| 1 tablespoon (medium) | 13.5 g | 122 kcal |
| 1 pack (medium) | 30 g | 270 kcal |
| 100 g | 100 g | 900 kcal |
| 1 bottle (medium) | 100 g | 900 kcal |
Calculated from 900 calories per 100 g.
Fish oil is used to provide the omega-3 fats EPA and DHA. These fats support normal heart function, but a supplement is not a treatment for heart disease and does not replace prescribed medicine.
No. Fish oil is usually made from the body of oily fish, while cod liver oil comes from cod livers and naturally contains vitamins A and D. Check the product’s directions before combining it with vitamin supplements.
Taking fish oil with a meal is often easier on the stomach and may reduce fishy-tasting burps. Follow the product’s directions, especially if the instructions specify a particular way to take it.
Fish oil can cause fishy burps because some of the oil may come back up from the stomach after you take it. Taking it with food may help; a rancid or unusually strong smell is a reason not to use the product.
Yes. Fish oil can oxidize, particularly when exposed to heat, light, or air. Keep it as directed on the package, close the container promptly, and discard it if it develops a notably rancid smell or taste.
Yes, many people take fish oil daily, following the serving instructions on the product. The amount of EPA and DHA varies between products, so do not assume that the same number of capsules or spoonfuls suits every supplement.
Fish oil may modestly ease some inflammatory joint symptoms for some people, but it is not a proven cure and does not replace treatment. Evidence varies by condition, so avoid using it as a substitute for prescribed care.
Ask your doctor or pharmacist before combining fish oil with blood-thinning medication. The combination may affect bleeding risk, and you should not stop or change a prescribed medicine on your own.
Fish oil can be used during pregnancy, but products differ: cod liver oil may contain high amounts of vitamin A, which can be harmful in excess. Choose a pregnancy-appropriate product and follow its directions.
No, fish oil is not a complete replacement for eating fish. Fish provides protein and other nutrients as well as omega-3 fats, while a supplement mainly supplies oil; use it to fill a specific dietary need, not as a substitute for meals.
Vitamins
Vitamin D
0.45µg · 2% DV
Vitamin E
0.09mg · 1% DV
Vitamin A
1.35µg · 0% DV
B1
0mg · 0% DV
Minerals
Selenium
0.02µg · 0% DV
Iron
0mg · 0% DV
Magnesium
0.05mg · 0% DV
Calcium
0.09mg · 0% DV
Sodium
0.05mg · 0% DV
Potassium ⭐
0.05mg · 0% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 41 calories in 1 teaspoon (medium) (4.5 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
Fish oil (omega 3, 780 mg) is an oil supplement made from fish tissue and valued as a source of omega-3 fats. It is sold as a liquid to take by the spoon or in capsules, rather than as a cooking oil.
Its texture is oily and its flavour can be distinctly fishy. In places where liquid fish oil is used, people commonly take it on its own or alongside a meal; capsules are a convenient alternative if the taste is unwelcome. Nutritionally, it is entirely fat, with no protein or carbohydrates; 100 g provides 900 calories. Follow the directions on the product label for the amount, and check the packaging for storage guidance.
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Low
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.
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.
No known major allergens
Vegan
— Not suitable
Vegetarian
— Not suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
SATURATED
0.95g
MONOUNSATURATED
2.11g
POLYUNSATURATED
1.44g
Omega 6:3 ratio 0.1:1
Below the ideal 4:1 — a good omega balance.
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Nutrition data compiled from USDA FoodData Central and scientific sources.