Fish Collagen

Also known as: hydrolyzed collagen, collagen peptides, collagen type i, collagen type ii

Most abundant protein in the body, providing structure to skin, bones, tendons, and cartilage. Supplemental collagen is typically hydrolyzed for better absorption.

10ProductsNumber of supplements in our database that contain this ingredient.

2Health ClaimsNumber of researched health benefits associated with this ingredient, rated by evidence strength (strong/moderate/weak).

3Side EffectsNumber of documented side effects from clinical literature and adverse event reports.

Health Claims & Evidence

moderateSupports skin elasticity

Some RCTs show improved skin hydration after 8-12 weeks at 2.5-10g/day of hydrolyzed collagen peptides. Results vary by collagen type and source.

3 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.Oral Intake of Low-Molecular-Weight Collagen Peptide Improves Hydration, Elasticity, and Wrinkling in Human Skin: A Randomized, Double-Blind, Placebo-Controlled Study.Nutrients (2018) · PMID 29949889 Daily oral supplementation with collagen peptides combined with vitamins and other bioactive compounds improves skin elasticity and has a beneficial effect on joint and general wellbeing.Nutr Res (2018) · PMID 30122200 Valorisation of fish scales and bones: a sustainable source of bioactive proteins and collagen for nutraceuticals.Bioresour Bioprocess (2025) · PMID 41335283

moderateSupports joint health

May reduce joint pain in athletes and osteoarthritis patients, particularly type II collagen.

2 studies on PubMed

Related studies:Automatically retrieved from PubMed based on keyword matching. Some may not directly address the specific claim above.Daily oral supplementation with collagen peptides combined with vitamins and other bioactive compounds improves skin elasticity and has a beneficial effect on joint and general wellbeing.Nutr Res (2018) · PMID 30122200 Valorisation of fish scales and bones: a sustainable source of bioactive proteins and collagen for nutraceuticals.Bioresour Bioprocess (2025) · PMID 41335283

Known Side Effects

generally well tolerated
mild digestive symptoms
taste issues

Drug Interactions

generally no significant interactions

Always consult your healthcare provider before combining supplements with medications.

Products Containing Fish Collagen (10)

BIOVEAFish Collagen plus Hyaluronic

81 2

Doctor's BestFish Collagen with FreshWater Collagen 5 g

80 3

BIOVEAFish Collagen plus Hyaluronic Acid

80 4

Doctor's BestFish Collagen with TruMarine Collagen

80 5

CodeageWild-Caught Marine Collagen Peptides Unflavored Powder

80 6

BIOVEAFish Collagen with Hyaluronic Acid

79 7

Maxi HealthMaxi Collagen H.A

78 8

Swanson UltraHydrolyzed Fish Collagen Type I 400 mg

74 9

Swanson UltraAdvanced Hair Revitalizing Formula

73 10

Get Healthy AgainGI Pro