Type I (Fish)

Supports skin elasticity and hydration.

Also known as: Marine Collagen • Fish Collagen • Hydrolyzed Fish Collagen

other Names
Marine Collagen, Fish Collagen, Hydrolyzed Fish Collagen
primary Benefits
Enhanced skin hydration, improved skin elasticity, reduction of fine lines and wrinkles
common Dose
5-10 grams per day
best Form
Hydrolyzed fish collagen peptides for optimal absorption
timing
Can be taken at any time of day
safety Rating
Generally considered safe

Overview

Fish collagen, also known as marine collagen, is a type of protein derived from the skin, scales, and bones of fish. It is primarily composed of Type I collagen, which is the most abundant collagen in the human body and a key component of skin, bones, and connective tissues. Fish collagen is known for its high bioavailability and is often used to improve skin health.

Key Benefits

Improves Skin Elasticity and Hydration

Fish collagen can help improve the skin's ability to stretch and retain moisture, leading to a more youthful appearance.

Reduces Wrinkles and Fine Lines

By supporting the skin's structure, fish collagen may help reduce the appearance of wrinkles and fine lines.

Supports Bone Health

As a key component of bone tissue, fish collagen may contribute to bone strength and density.

Dosage & How to Take

A typical daily dose of fish collagen is between 5 and 10 grams. It can be mixed into smoothies, coffee, or other beverages.

PurposeDoseNotes
Skin Health5-10 grams/dayLook for hydrolyzed peptides for better absorption.
General Wellness5 grams/dayCan be taken long-term as part of a daily routine.

Best Time to Take

Can be taken at any time of the day, with or without food.

With or Without Food

Not necessary to take with food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Hydrolyzed Fish Collagen PeptidesHighEasy mixing and absorption.This is the most common and recommended form for supplementation.
Fish GelatinMediumUse in recipes that require gelling.Less common as a supplement.

Side Effects & Safety

Common

  • A feeling of fullness or bloating

Rare

  • Allergic reactions in individuals with fish allergies

Contraindications

  • Individuals with fish allergies should avoid fish collagen.

Interactions

None knownMild

There are no known significant interactions with medications or other supplements.

Scientific Research

2015Journal of Agricultural and Food Chemistry

Oral Supplementation of Low-Molecular-Weight Collagen Peptide Derived from Scale of Tilapia (Oreochromis niloticus) in Healthy Women

Supplementation with fish collagen peptides showed significant improvements in skin hydration, elasticity, and wrinkles.

2020Journal of Cosmetic Dermatology

Effects of a dietary supplement containing fish scale collagen on skin parameters in healthy subjects: A randomized, placebo-controlled, double-blind study

The fish collagen supplement was effective in improving skin hydration and elasticity.

Food Sources

Fish skin
fish scales
fish bones

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.