What is the best collagen on the market?

December 14, 2025 •

4 min read

By age 30, the body's natural collagen production begins to decline, which is one of the main reasons many people start exploring supplements. Understanding the different sources and formulations is key to finding what is the best collagen on the market for you, not just what is most popular.

Quick Summary

This guide breaks down how to choose a high-quality collagen supplement by examining types (marine, bovine, multi-collagen), sources, and bioavailability. It highlights key features to look for, such as hydrolyzed peptides and added nutrients like vitamin C, to help you make an informed decision for skin, joint, and hair health.

Key Points

Source Matters: The best collagen depends on your goal; marine collagen is highly bioavailable for skin, while bovine collagen is more effective for joints and gut health.
Choose Hydrolyzed Peptides: Always select supplements labeled "hydrolyzed" or "peptides," as this means the protein is broken down for maximum absorption by the body.
Look for Supporting Nutrients: An effective supplement will often include Vitamin C, which is essential for the body's own collagen production, along with other ingredients like hyaluronic acid.
Consistency is Crucial: Visible results for skin elasticity or joint comfort typically appear after 4-12 weeks of consistent, daily intake.
Verify Third-Party Testing: To ensure safety and purity, choose brands that submit their products for third-party testing for heavy metals and contaminants.
Match Your Goal to the Type: Type I collagen is best for skin and hair, Type II for joints and cartilage, and Type III supports skin and gut health.

Understanding the Different Types of Collagen

When choosing a collagen supplement, it's important to know that not all collagen is created equal. The source of the collagen determines which types are most abundant and what benefits you can expect.

Type I: The most abundant type in the body, accounting for 90% of your body's total collagen. It provides structure to skin, bones, tendons, and ligaments, making it the top choice for skin and anti-aging benefits.

Type II: Primarily found in elastic cartilage, this type is essential for cushioning joints and reducing stiffness. It is often derived from chicken cartilage.

Type III: Found in muscles, organs, and arteries, Type III works alongside Type I to maintain skin elasticity and overall skin health. It is typically sourced from bovine collagen.

Comparing Marine and Bovine Collagen

The two most common sources for collagen supplements are marine (fish) and bovine (cow). Your personal needs, dietary restrictions, and desired results will influence which is the better choice for you.


Feature	Marine Collagen	Bovine Collagen
Source	Fish skin and scales	Cow hides and connective tissues
Primary Types	Type I	Type I and Type III
Bioavailability	Very high; absorbed quickly due to smaller peptide size	High; slightly less bioavailable than marine
Primary Benefits	Best for skin, hair, and nail health	Excellent for joints, gut health, and muscles
Sustainability	Sourced from fish industry by-products	Sourced from cattle by-products
Cost	Typically more expensive	Generally more affordable
Considerations	Not suitable for those with fish allergies	Not suitable for those avoiding beef

Factors for Choosing a High-Quality Collagen

Beyond just the source, several other factors play a crucial role in a supplement's effectiveness.

Hydrolyzed Collagen Peptides: Look for products labeled as "hydrolyzed collagen" or "collagen peptides." This means the collagen has been broken down into smaller, more easily absorbable peptides, making them far more effective than whole collagen.
Added Nutrients: The best supplements often include synergistic ingredients. Vitamin C is essential for collagen synthesis within the body, while hyaluronic acid and biotin can further support skin hydration, hair, and nails.
Third-Party Testing: Since the supplement industry lacks strict FDA regulation, seeking products verified by third-party testing is critical for purity and safety. This ensures the product is free from contaminants like heavy metals.
Dietary Needs: Consider your dietary restrictions and preferences. If you're pescatarian, marine collagen is your best option. Vegans can look for products marketed as "collagen builders," which provide the amino acids and co-factors for the body to create its own collagen.

Leading Brands and What They Offer

With countless options on the market, some brands stand out for their quality sourcing and formulations.

Vital Proteins Collagen Peptides

This is a popular, well-regarded brand known for its grass-fed, pasture-raised bovine collagen peptides. It primarily contains Type I and III collagen, making it an excellent all-around choice for skin, joint, and gut health. The unflavored powder mixes easily into both hot and cold liquids.

Sports Research Collagen Peptides

Also offering grass-fed bovine collagen, Sports Research is another top contender. Their product focuses on hydrolyzed Type I and III peptides and is certified Paleo-friendly and Keto-friendly. This is a great, clean option for overall wellness.

NeoCell Marine Collagen

For those specifically targeting skin health and seeking a marine source, NeoCell offers a solid option with Type I and III collagen derived from fish. The inclusion of hyaluronic acid and Vitamin C in some of their formulas provides added beauty benefits.

Ancient Nutrition Multi-Collagen

If you prefer a multi-source approach, Ancient Nutrition provides a blend of Type I, II, III, V, and X collagen from multiple animal sources, including bovine, chicken, fish, and eggshell. This provides comprehensive support for a wide range of needs, from joints to skin to gut health.

Conclusion: Making the Best Choice for You

Determining what is the best collagen on the market isn't a one-size-fits-all answer; it depends on your health goals, dietary needs, and commitment to consistency. For most people focused on general beauty and wellness, a high-quality, hydrolyzed bovine collagen peptide supplement containing Type I and III collagen is an excellent, cost-effective starting point. Those with fish allergies should opt for bovine, while pescatarians should stick to marine collagen for superior skin-focused results. Regardless of your choice, consistency is key to seeing a noticeable difference in your skin's elasticity, joint comfort, and hair and nail health, with most users reporting results within 4-12 weeks of daily use. Always look for products with hydrolyzed peptides, supporting ingredients, and third-party certifications for safety and effectiveness.

Top Tips for Maximizing Collagen Supplementation

To ensure you get the most out of your supplement, follow these simple tips:

Stay Consistent: Take your collagen daily. Daily supplementation maintains consistent levels in your body for the best long-term results.
Pair with Vitamin C: Take your collagen with a source of Vitamin C, such as a glass of orange juice or a supplement. Vitamin C is a critical cofactor for the body's natural collagen synthesis.
Choose the Right Form: Powders are versatile and can be mixed into coffee, smoothies, or water. Capsules offer convenience but may require taking several a day to reach an effective dose.
Listen to Your Body: While generally well-tolerated, some people experience mild digestive discomfort or bloating. Start with a smaller dose and increase gradually to see how your body reacts.
Combine with Resistance Exercise: For those focused on muscle mass and body composition, combining collagen with resistance exercise can enhance the benefits.

Disclaimer: Always consult with a healthcare professional before adding any new supplement to your routine, especially if you are pregnant, nursing, or have a pre-existing medical condition.

Frequently Asked Questions

Marine collagen, sourced from fish, is rich in Type I collagen and is known for its high bioavailability, making it ideal for skin, hair, and nail health. Bovine collagen, from cows, contains both Type I and III, providing broader support for joints, gut health, and muscles.

Yes, collagen peptides (or hydrolyzed collagen) are better because the protein has been broken down into smaller, more easily absorbed fragments. Regular or undenatured collagen is not as readily absorbed by the body, limiting its effectiveness.

Most people can expect to see noticeable results within 4 to 12 weeks of consistent, daily use. The time frame depends on your specific goals and the quality of the supplement.

While generally safe within recommended dosages (2.5g to 15g daily), excessive intake can cause mild side effects like digestive upset or bloating. High doses of certain marine supplements could potentially lead to elevated calcium levels, so always stick to the recommended serving.

Yes, collagen supplements, particularly those with Type I and III peptides, can benefit hair, skin, and nail health. They support skin elasticity, hydration, and can help strengthen brittle hair and nails.

For joint health, supplements containing Type II collagen are recommended. This type is a key component of cartilage and is effective for reducing joint pain and improving flexibility.

True collagen is animal-derived, so vegan products are typically 'collagen builders' containing amino acids and nutrients (like Vitamin C) to help your body boost its own production. While they support synthesis, their effects may differ from animal-sourced collagen.