What is the best collagen brand for hair? A Comprehensive Guide

December 4, 2025 •

4 min read

Did you know that after age 20, the body's natural collagen production begins to decline by about 1-1.5% each year, which can affect hair strength and volume? Understanding which supplement is right for you can help replenish these vital building blocks for healthier, more resilient locks from within.

Quick Summary

Compare top-rated collagen brands to determine the best choice for improving hair thickness, strength, and overall health. Focus on key types, sources, and added nutrients.

Key Points

Marine Collagen is Highly Bioavailable: Sourced from fish, marine collagen consists mainly of Type I peptides with a smaller molecular size, allowing for more efficient absorption for hair health.
Types I and III are Best for Hair: These collagen types are essential for providing the amino acid building blocks that produce keratin, promoting hair strength and structure.
Consistency is Crucial for Results: Most users report noticeable improvements in hair thickness and texture only after several months (e.g., 8-12 weeks) of consistent, daily intake.
Pair Collagen with Vitamin C: Vitamin C is a vital cofactor that helps the body synthesize and utilize collagen more effectively, so look for a supplement with added Vitamin C or take it with a vitamin C-rich food.
Consider Additional Nutrients like Biotin: Ingredients such as biotin and hyaluronic acid can complement collagen's effects by supporting keratin production and maintaining scalp hydration for overall hair health.
Choose the Right Source for Your Needs: Bovine collagen is a great and often more affordable option for Type I and III, while marine is preferred by pescatarians or those seeking potentially superior absorption.

Understanding the Role of Collagen in Hair Health

Collagen is the most abundant protein in the human body and is a key structural component of skin, connective tissues, and, importantly, hair follicles. As our bodies age, the natural decline in collagen production can contribute to common signs of aging, including hair thinning and loss of elasticity. Supplementing with the right collagen peptides can supply the body with the essential amino acids needed to produce keratin, the main protein that makes up your hair strands. This process provides the foundational support necessary for vibrant, strong, and healthy hair. Furthermore, collagen's antioxidant properties can help fight free radical damage that might otherwise harm hair follicles and contribute to premature graying.

Key Factors for Choosing the Best Collagen for Hair

To select the most effective collagen for hair health, you need to consider several factors, including the type of collagen, its source, and the inclusion of complementary ingredients. The two types most relevant for hair health are Type I and Type III. Type I is the most abundant and is found in skin, hair, and nails, providing strength and structure. Type III is often found alongside Type I and supports skin elasticity and firmness.

Source Matters: Marine vs. Bovine Collagen

Marine collagen from fish is often considered superior for hair due to its high bioavailability and smaller molecular size, promoting efficient absorption and primarily provides Type I collagen. Bovine collagen from grass-fed cows offers both Type I and III, supporting hair, skin, and joint health, and is a widely effective option.

Complementary Ingredients for Enhanced Results

Many brands add nutrients to enhance collagen's effects. Vitamin C is crucial for collagen synthesis and acts as an antioxidant. Biotin supports keratin production. Hyaluronic Acid helps maintain scalp hydration.

Top Brands: A Spotlight on the Best

Vital Proteins Collagen Peptides

Vital Proteins is a popular choice, offering unflavored bovine collagen peptides (Type I and III) from grass-fed sources. Their powder is known for easy mixing and many users report improved hair thickness and reduced shedding. They also offer a 'Hair Complex' with biotin and Lustriva® for targeted hair support.

NeoCell Super Collagen + Vitamin C & Biotin

NeoCell, a long-standing brand, focuses on Type I and III collagen and often includes Vitamin C and Biotin in their formulas for comprehensive benefits. Vitamin C aids collagen formation, and biotin supports keratin. NeoCell provides both bovine and marine options, with tablets that are IGEN Non-GMO tested.

Sports Research Collagen Peptides

Sports Research prioritizes transparency and testing with bovine collagen (Type I and III) that is IGEN Non-GMO and Informed-Choice Certified. This third-party testing ensures product purity, and the powder mixes easily for daily use to support hair structure.

Comparison of Top Collagen Brands for Hair


Brand	Source	Collagen Types	Key Added Ingredients	Notable Certifications	Primary Format	Target Benefit
Vital Proteins	Grass-fed Bovine	Type I & III	Vitamin C (in some products)	Whole30 Approved, Paleo Friendly	Powder	Thicker hair, reduced shedding
NeoCell	Grass-fed Bovine, Marine	Type I & III	Vitamin C, Biotin	IGEN Non-GMO Tested	Powder, Tablets	Strength, shine, healthy hair/nails
Sports Research	Grass-fed Bovine	Type I & III	None	IGEN Non-GMO, Informed-Choice	Powder	Strength, purity, structure
Further Food	Wild-caught Marine	Type I	None	(No specific info found)	Powder	Bioavailability, length retention
Great Lakes Gelatin	Grass-fed Bovine	Type I & III	None	IGEN Non-GMO, Glyphosate-free	Powder	Purity, structural integrity

Expert Recommendations and How to Maximize Benefits

Choosing the right collagen involves considering your goals and diet. Consistency is key, as noted by Alessandro Grenci. Significant results typically take several weeks to months of daily use. Pairing collagen with Vitamin C can enhance absorption. Opt for hydrolyzed peptides for better bioavailability.

Consult a healthcare professional for specific hair loss or scalp concerns.

Here is a list of what to look for when choosing your collagen:

Hydrolyzed peptides: For better absorption.
Appropriate type: Prioritize Type I and III.
Source quality: Look for grass-fed bovine or wild-caught marine.
Complementary ingredients: Consider formulas with Vitamin C, biotin, or hyaluronic acid.
Third-party testing: Check for certifications like IGEN.
Convenient format: Choose a powder, capsule, or liquid that suits you.

Conclusion

Determining what is the best collagen brand for hair is a personal decision based on needs, diet, and preferences. Brands like Vital Proteins and NeoCell are highly regarded. Marine collagen offers superior bioavailability, while bovine collagen provides comprehensive benefits. Consistent daily use and a healthy lifestyle are essential for seeing results in hair strength, shine, and thickness over a few months.

Medino: Vital Proteins Collagen Peptides for Hair Health

Frequently Asked Questions

Type I and Type III collagen are the most beneficial for hair growth as they provide the amino acids required for keratin production. Marine collagen is a particularly good source of Type I collagen and is known for its high bioavailability.

Marine collagen is often considered superior for hair due to its smaller molecular size, which leads to higher bioavailability and better absorption. However, bovine collagen is also an effective source of both Type I and III, and the best choice depends on dietary preferences and specific needs.

Yes, you can safely take collagen and biotin together. Biotin helps produce keratin, while collagen provides the building blocks for hair structure. They offer complementary benefits and are often combined in supplements designed for hair, skin, and nail health.

Patience and consistency are key. Most individuals start to notice improvements in hair strength, texture, and growth after about three to six months of consistent daily use. Results are not immediate, as hair growth is a cyclical process.

No, topical applications of collagen like shampoos and conditioners do not help with hair regrowth. Collagen molecules are too large to penetrate the scalp's epidermis and reach the hair follicles. For hair growth, collagen must be consumed internally through supplements or diet.

Collagen supplements are commonly available in various forms, such as powders, capsules, and liquids. Powders can often be mixed into beverages like water, smoothies, or coffee. Following the product's directions for use is generally recommended.

Traditional collagen is sourced from animals (bovine, marine). Vegan alternatives are technically collagen 'builders,' which use plant-based ingredients like sea buckthorn and Vitamin C to support the body's natural collagen production. These can be effective, but they do not contain actual collagen.

Vitamin C is essential for the body to synthesize and produce new collagen effectively. It also acts as an antioxidant, protecting hair follicles from damage. Pairing collagen with a Vitamin C source is highly recommended for maximizing results.