1 tablespoon (medium) of Fish collagen (10 g) has 36 calories. That works out to 360 calories per 100 g. It contains 0 g of carbs, 9 g of protein, 0 g of fat and 0 g of fiber. Its glycemic index is 0 (low), so it raises blood sugar slowly.

What is Fish collagen?

Fish collagen is a supplement made from collagen sourced from fish, commonly sold as a powder. Its flavour varies by product: some are nearly neutral, while others have a faint fish-like taste. It is usually stirred into water, coffee or a smoothie, and some people add it to warm foods such as soup. Check the label before mixing it into hot dishes, since preparation instructions can differ.

Its nutritional profile is mostly protein, with no carbohydrate or fat listed per 100 g. In a plain drink, the flavour may be more noticeable, so you can mix it into something with a stronger taste if you prefer. It is not suitable for people avoiding fish; check the ingredients and serving directions on the pack.

Fish collagen Nutrition Facts

Selected: 100 g

360

KCAL / 100G

Carbs

· 0% DV

Protein

90g

· 180% DV

Fat

· 0% 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 100% · Fat 0%

Fish collagen Vitamins & Minerals

Vitamins

Vitamin A

0µg · 0% DV

0mg · 0% DV

Minerals

Selenium

8µg · 15% DV

Sodium

250mg · 11% DV

Iodine

5µg · 3% DV

Calcium

20mg · 2% DV

How Nutritious Is Fish collagen?

Nutrient density

Low

22/ 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

34/ 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.

Fish collagen 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 Fish collagen

To burn the 360 calories in 100 g:

🚶

89min

Walking (5 km/h)

🏃

37min

Running (8 km/h)

🚴

49min

Cycling

🏊

42min

Swimming

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

Is Fish collagen 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 Fish collagen 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 Fish collagen Good For?

Vegan

— Not suitable

Vegetarian

— Not suitable

Gluten-Free

✓ Suitable

Dairy-Free

— Not suitable

Mediterranean

— Not suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Fish collagen Fat Profile

SATURATED

MONOUNSATURATED

POLYUNSATURATED

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🧴

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18 kcal

🌯

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Frequently Asked Questions About Fish collagen

What is fish collagen made from?

Fish collagen is made from collagen-rich parts of fish, such as skin, scales or bones, which are processed into a supplement. The source and processing method vary by product, so the ingredient list is the place to identify what a particular powder contains.

Does fish collagen actually work for skin?

Fish collagen may modestly improve skin hydration or elasticity in some studies, but the evidence is not conclusive and results vary. It is not a substitute for sun protection, a balanced diet or medical care for a skin condition.

How much fish collagen should you take a day?

There is no single daily amount that applies to every fish collagen product or person. Follow the serving directions for your specific supplement rather than assuming that a larger amount will work better.

Is fish collagen better absorbed than other collagen?

Fish collagen is often hydrolyzed into smaller peptides, which can be digested and absorbed, but there is not strong evidence that it is universally better absorbed or more effective than other collagen sources. The product’s form and quality matter.

Can you take fish collagen every day?

Many adults use fish collagen daily, provided they follow the product directions and do not have a fish allergy. If you take medication or have a medical condition, ask a healthcare professional whether the supplement is appropriate for you.

Should you take fish collagen with vitamin C?

You do not have to take fish collagen with vitamin C. Vitamin C supports the body’s own collagen production, but a separate supplement is generally unnecessary if your diet already provides enough.

Can you put fish collagen in coffee or hot drinks?

Yes, fish collagen powder can usually be stirred into coffee or another hot drink. Heat does not make it unusable as a protein supplement, although the powder’s flavor and ability to dissolve can differ between products.

Does fish collagen help joints?

Fish collagen has been studied for joint comfort and function, but it has not been proven to treat joint disease. Persistent pain, swelling or limited movement should be assessed rather than managed with a supplement alone.

Does fish collagen have a fishy taste?

Some fish collagen products have a mild fishy taste or smell, while others are nearly neutral. Mixing the powder into a strongly flavored drink may make the taste less noticeable; a strong or unusual odor can be a reason not to use it.

Is fish collagen safe during pregnancy?

Safety information for fish collagen supplements during pregnancy is limited, and products may contain additional ingredients. Ask your doctor or dietitian before using one while pregnant or breastfeeding.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: September 25, 2026