Pure collagen. No fillers. No compromise. Onyx Nutra's Marine Collagen Powder is a gold-standard, high-strength Type 1 & 3 collagen sourced from 100% Halal marine (fish) peptides — free from fat, sugar, cholesterol, purines, and additives. Each 10g scoop delivers 9.2g of protein and all 8 essential amino acids, with a complete amino acid profile including Glycine, Proline, Hydroxyproline, and more. Unflavoured and versatile — blend into tea, coffee, shakes, or any drink. 15 servings. MSC-certified sustainable fishery. Made in the UK.
Delivery
All UK orders are dispatched on a fully tracked service, with delivery expected in 1–2 business days. Please note that orders submitted after 5pm, or on weekends and bank holidays, will be picked up and processed on the next available business day.
For results that last
Pure collagen. Taken daily. Compounded over time.
Marine collagen peptides are rapidly absorbed by the body — but the structural results in skin, hair, nails, and joints take time to build. With 9.2g of protein and 8 essential amino acids per serving, this is a formula you take daily for the long term. Add one scoop to your morning coffee, smoothie, or tea and make it a habit. Collagen is a long game — and this is the cleanest, purest way to play it.
Elevate your health with a comprehensive selection of gummies, powders, and supplements.
Marine Collagen Peptides
9.2g protein per scoop
Pure hydrolysed Type 1 & 3 collagen from MSC-certified sustainable fishery.
Glycine
2,924mg per serving
The most abundant amino acid in collagen, naturally found in bone broth.
Proline
1,219mg per serving
Amino acid your body uses to build collagen, naturally found in dairy.
Hydroxyproline
702mg per serving
Unique amino acid found almost exclusively in collagen — scientists' marker for it.
Glutamic Acid
1,198mg per serving
Amino acid naturally abundant in collagen, tomatoes, parmesan, and mushrooms.
Alanine
1,085mg per serving
Non-essential amino acid abundant in collagen and animal proteins.
FAQs
Got questions? We’ve got answers.
This powder contains 100% Marine Collagen Peptides (Fish) — a Type 1 & 3 collagen, the most abundant types found in skin, hair, nails, and connective tissue.
Yes — this is a Halal Marine-derived collagen powder, sourced from an MSC-certified sustainable fishery.
Each 10g scoop provides 9.2g of protein along with all 8 essential amino acids and a full collagen amino acid profile.
Add 1 scoop (10g) to tea, coffee, a milkshake, or any drink. Stir well and leave for 2 minutes before consuming. The powder may take a moment to fully dissolve — slight taste is expected.
No — this product is not suitable for vegetarians, vegans, or those with a fish or shellfish allergy or intolerance.
It is free from fat, sugar, cholesterol, purines, and additives — 100% pure marine collagen peptides with nothing added and nothing unnecessary.
Each 300g bag provides approximately 15 servings at one 10g scoop per day. A scoop is included.
Trusted by over 50,000+ customers
Trust is earned so we prove it
Best marine collagen I've used.
Best marine collagen I've used. Mixes well in coffee with a quick stir. Unflavoured really means unflavoured, no fishy aftertaste at all. 9.2g protein per scoop is the macro detail I needed.
Charlotte H.
Cheltenham · 10 March 2026
MSC-certified marine sourcing.
MSC-certified marine sourcing was the deciding factor — wanted to know it was sustainable. Three months in, skin and nails are noticeably stronger. Halal certified is rare for marine collagen, this nailed both.
Raksha B.
Wembley · 27 February 2026
Quality powder.
Quality powder. Four stars because the scoop tucked in the bag is hard to find amongst the powder — minor packaging gripe. Otherwise the product itself is exactly what it promises. Skin glow is real.
Donna T.
Norwich · 9 April 2026
My favourite brand.
Switched from a German brand and saved money for the same quality. Pure collagen, no fillers. Add it to my morning protein shake and don't notice it. Will be reordering.
Marek W.
Slough · 31 January 2026
My knees stopped clicking.
9.2g protein per scoop is properly meaningful. Goes into smoothies without changing the texture or taste. Hair, skin, nails all benefit but the joint comfort is what I notice most, knees stopped clicking.
Store owner replied:
Hi Tomasz, Thank you so much for your 5-star rating! ⭐⭐⭐⭐⭐
We really appreciate you taking the time to support us. Even without a written review, your feedback means a lot to our team. We hope you're enjoying your purchase, and we look forward to serving you again soon! 💚 Lisa - ONYX NUTRA™
Really good, noticed such a difference with my hair