Illustration: 1650mg multi-type collagen capsules with vitamin C.
★★★★★
4.7 / 5 based on Amazon customer reviews
£16.90 on Amazon
Each serving delivers 1650mg of multi-source collagen peptides (Types I, II, III, V and X) from bovine and marine sources, enhanced with vitamin C. 180 capsules provide a three-month supply at six capsules per day.
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- Active dose: 1650mg multi-collagen peptides per serving
- Supply: 180 capsules (3 months at 6 caps/day)
- Form: Capsule
- Collagen types: I, II, III, V and X
- Sources: Bovine and marine collagen peptides
- Added nutrient: Vitamin C for collagen synthesis
- Certification: ClimatePartner certified
- Seller: Amazon / N2 Natural Nutrition
What Is Multi-Collagen?
Most collagen supplements provide one or two collagen types, usually Type I and III from a single animal source. "Multi-collagen" products combine several collagen types — commonly I, II, III, V and X — from more than one source, such as bovine hide, bovine cartilage, eggshell membrane and fish. The theory is that different types support different tissues: Type I for skin and bone, Type II for cartilage, Type III for skin and blood vessels, Type V for cell membranes, and Type X for bone formation.
In practice, the amount of each individual type in a multi-collagen blend is rarely disclosed. A 1650mg serving divided across five types plus vitamin C means no single type is present at the doses used in most clinical trials. Multi-collagen is best viewed as a broad-spectrum, convenience-focused option rather than a targeted therapeutic dose.
🐢 Tortoise Wisdom
"Five types of collagen sounds impressive, but the dose is shared. More variety does not always mean more benefit."
Product Overview
We are reviewing this N2 Natural Nutrition Multi Collagen because it bundles multiple collagen sources and types into one capsule, adds vitamin C for collagen synthesis, and carries ClimatePartner certification. At £16.90 for 180 capsules it is competitively priced for a multi-type collagen product.
✅ Pros
- Five collagen types from bovine and marine sources
- Includes vitamin C to support collagen formation
- 180 capsules = three-month supply
- ClimatePartner certified (carbon footprint addressed)
- No magnesium stearate claim on the listing
⚠️ Considerations
- 1650mg is lower than the 5-10g collagen doses used in many skin and joint trials
- Individual collagen-type amounts are not specified
- Six capsules per day is a higher pill burden than powders or two-capsule products
- Not suitable for vegetarians, vegans or people with fish/beef allergies
What the Research Says
The evidence base for collagen peptides is strongest for single-source, hydrolysed Type I/III products at 5–10g/day. Multi-type blends have not been studied as extensively, and the specific combination of Types I, II, III, V and X from bovine and marine sources has not been tested in a published peer-reviewed trial. That said, the broader collagen literature supports modest benefits for:
- Skin hydration, elasticity and wrinkle depth (Type I/III hydrolysed collagen).
- Joint comfort in some osteoarthritis and activity-related pain studies.
- Nail growth and reduced brittleness in smaller trials.
Vitamin C is a well-established cofactor for collagen synthesis and is included in many collagen formulations. The amount here is unlikely to replace a dedicated vitamin C supplement but may help support the collagen you already consume.
Miranda et al., 2021 — International Journal of Dermatology
Meta-analysis of hydrolysed collagen for skin hydration, elasticity and wrinkles.
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García-Coronado et al., 2024 — Journal of Orthopaedics
Randomised trial showing hydrolysed collagen reduced knee osteoarthritis pain and improved function.
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Clark et al., 2008 — Current Medical Research and Opinion
24-week study on collagen hydrolysate for activity-related joint pain in athletes.
View DOI
Read our deeper dives on marine collagen, collagen peptides and glycine and collagen synthesis and collagen for healthy ageing.
Summary
N2 Natural Nutrition Multi Collagen is a good fit for evidences who want a broad-spectrum collagen product with added vitamin C and a sustainability certification. The trade-off is dose: 1650mg spread across five collagen types is much lower than the single-source doses used in most positive trials. It is a convenient, climate-conscious option for general connective-tissue support, but not a high-dose, evidence-matched choice.
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