Marine Collagen

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Last Updated: Friday 23rd October 2026 What Is Marine Collagen? Marine collagen is collagen sourced from fish, usually the skin and scales. Most marine collagen supplements are hydrolysed, which means the collagen has been broken down into smaller collagen peptides so the powder dissolves easily in hot or cold drinks. Marine collagen is mainly type I collagen. At Nutrition Warehouse, we stock marine collagen powders and capsules from trusted Australian and international brands, from pure unflavoured peptides to flavoured beauty blends with added vitamins. Marine vs Bovine Collagen: What's the Difference? The main difference is the source. Marine collagen comes from fish, bovine collagen comes from cows, and multi-source formulas combine several sources. Here's how they compare: Collagen Source Comes From Main Collagen Types Good to Know Example Marine collagen Fish skin and scales Mainly type I Suits pescatarians and people who avoid beef. Not suitable if you have a fish allergy 100% Pure Marine Collagen by Switch Nutrition Bovine collagen Cow hides Types I and III The most common collagen source. Often labelled grass-fed Pure Collagen Peptides + C by Therapure Multi-source collagen A blend, e.g. bovine, chicken, fish and eggshell membrane Several types in one Combines more than one collagen type in a single scoop R1 Multi-Source Collagen by Rule 1 Proteins Collagen content and ingredients vary by product, so always check the label. Who Is Marine Collagen For? Pescatarians: a fish-derived collagen for people who eat seafood but avoid other meat. People avoiding beef: an alternative to bovine collagen for dietary or personal reasons. Coffee and smoothie drinkers: unflavoured marine collagen powder mixes into your daily coffee, tea or smoothie. Skincare-focused routines: many marine collagen blends add ingredients like vitamin C, zinc or hyaluronic acid as part of a beauty routine. Marine collagen is not vegan. If you follow a plant-based diet, look for a vegan collag