From the Pure Waters of Iceland

Intact Fish Skin Grafts for Tissue Regeneration


Kerecis MariGen is intact fish-skin for the management of chronic wounds such as diabetic wounds, pressure ulcers, vascular ulcers, and draining wounds commonly treated in hospital-based outpatient departments.

The Kerecis fish-skin grafts contain fat, protein, elastin, glycans and other natural skin elements and are supplied in multiple shapes, variants and sizes.

The product classifies as a medical device and consist of a full thickness fish-skin that has been processed using Kerecis’ proprietary EnviroIntact™ method. The product is not subject to the May 31, 2021, FDA 351 regulation.

Manufacturing in Ísafjörður


• Partial and full thickness wounds
• Pressure ulcers
• Chronic vascular ulcers
• Diabetic ulcers
• Trauma wounds, including abrasions, lacerations and skin tears
• Surgical wounds, including donor site/grafts, post-Mohs surgery, post-laser surgery, podiatric, wound dehiscence
• Draining wounds

The intact fish-skin graft in various sizes

wdt_IDwdt_created_bywdt_created_atwdt_last_edited_bywdt_last_edited_atSKUProduct DescriptionProduct SizingTotal Units
1avista27/02/2024 22:00hagustsson28/02/2024 14:3550200S16B0DMariGen 16 mm circular16 mm, circular2
2avista27/02/2024 23:33hagustsson28/02/2024 14:3550200S00B0DMariGen 1.75×1.75 cm1.75 x 1.75 cm4
3avista27/02/2024 23:33hagustsson28/02/2024 14:3550200S01B0DMariGen 3×3.5 cm3 x 3.5 cm11
4avista27/02/2024 23:34hagustsson28/02/2024 14:3550200S02B0DMariGen 3×7 cm3 x 7 cm21
5avista27/02/2024 23:34hagustsson28/02/2024 14:3550200S05B0DMariGen 5×7 cm5 x 7 cm35
6avista27/02/2024 23:35hagustsson28/02/2024 14:3550200S04B0DMariGen 7×7 cm7 x 7 cm49
7avista27/02/2024 23:35hagustsson28/02/2024 14:3650200S03B0DMariGen 7×10 cm7 x 10 cm70

The intact fish-skin graft is cut into smaller sheets using a process that preserves the integrity and composition of the material.

wdt_IDwdt_created_bywdt_created_atwdt_last_edited_bywdt_last_edited_atSKUProduct DescriptionProduct SizingTotal Units
1avista27/02/2024 22:00avista27/02/2024 23:5050200P00B0DMariGen Micro 4 sq cm4 cm24
2avista27/02/2024 23:33avista27/02/2024 23:5050200P01B0DMariGen Micro 8 sq cm8 cm28
3avista27/02/2024 23:33avista27/02/2024 23:5150200P02D0DMariGen Micro 19 sq cm19 cm219
4avista27/02/2024 23:34avista27/02/2024 23:5150200P04D0DMariGen Micro 38 sq cm38 cm238

Intact fish-skin graft fenestrated to allow for easier flow through of liquids.

wdt_IDwdt_created_bywdt_created_atwdt_last_edited_bywdt_last_edited_atSKUProduct DescriptionProduct SizingTotal Units
1avista27/02/2024 22:00hagustsson28/02/2024 14:5750200F01B0DMariGen 3×3.5 cm fenestrated3 x 3.5 cm, fenestrated11
2avista27/02/2024 23:33hagustsson28/02/2024 14:5750200F02B0DMariGen 3×7 cm fenestrated3 x 7 cm, fenestrated21
8hagustsson28/02/2024 14:58hagustsson28/02/2024 14:5850200F03B0DMariGen 7×10 cm fenestrated7 x 10 cm, fenestrated70

2:1 pre-meshed intact fish-skin graft designed to expand and cover wounds 100 cm2 and larger. Provides a viable clinical and economic solution for large chronic wounds.

wdt_IDwdt_created_bywdt_created_atwdt_last_edited_bywdt_last_edited_atSKUProduct DescriptionProduct SizingTotal Units
1avista27/02/2024 22:00hagustsson28/02/2024 15:1650200N11B0DMariGen Expanse 7×8 cm meshed 2:17 x 8 cmup to 101
2avista27/02/2024 23:33hagustsson28/02/2024 15:1650200N13B0DMariGen Expanse 8×10 cm meshed 2:18 x 10 cmup to 144

Kerecis Omega3 Marigen Expanse


The product derives from a from a fish source and should not be used in patients with a known allergy to fish or sensitivity. Note that fish-allergy is not the same as shellfish-allergy.

Availability & Indications

The product and its variations are not available in all countries and may be known under different trade names. Products, product names, indications and claims vary between jurisdictions. Contact your Kerecis representative if you have questions about the availability of Kerecis products in your area.

Always make sure to check with your local health care professional and read the actual printed package information prior to use. Information on this website might not be current and might not be an accurate reflection of current product labeling.


Not Healthcare Advice

This website is not intended to provide diagnosis, treatment or medical advice. Products, services, information and other content provided on this website, including information that may be provided on directly or by linking to third-party websites, are provided for informational purposes only. Information on this website should not be considered as a substitute for advice from a healthcare professional. 

Consult with a physician or other healthcare professional regarding any medical or health related diagnosis or treatment options.


Surgeon Disclaimer

A surgeon must always rely on his own professional clinical judgment when deciding whether to use a particular product when treating a particular patient. Kerecis does not dispense medical advice and recommends that surgeons be trained in the use of any particular product before using it in surgery.

The information presented on this website are intended to demonstrate the Kerecis product offerings. A surgeon must always refer to the package insert, product label and/or instructions for use before using any Kerecis product.