Collagen is the most abundant protein in the human body — making up around one-third of our total protein content. It forms the structural framework for skin, joints, tendons, ligaments, bones, and even blood vessels. Think of it as your body’s internal scaffolding — keeping tissues strong, elastic, and youthful.

As we age, its production naturally declines. By our mid-20s, synthesis begins to slow, leading to the first visible signs of ageing: fine lines, loss of skin firmness, joint stiffness, and slower recovery from injury. Lifestyle factors such as stress, sugar, poor diet, smoking, and UV exposure accelerate its breakdown.

Fortunately, nutritional and herbal medicine can help maintain and restore levels — supporting the health of skin, connective tissue, and overall vitality. It is composed mainly of three amino acids — glycine, proline, and hydroxyproline — arranged in a strong triple-helix structure. These amino acids rely on vitamin C, zinc, and copper as co-factors for synthesis. Without adequate nutrition, its production can’t keep up with the body’s repair demands.

Skin elasticity and hydration — reduces wrinkles and improves smoothness
Joint comfort and flexibility — cushions cartilage and connective tissue
Bone strength — provides the protein matrix for calcium deposition
Gut lining integrity — supports mucosal healing and reduces permeability
Muscle recovery — assists repair and growth after exercise or injury
Nail and hair health — encourages strength, shine, and growth

There are at least 28 known types of collagen, but the main ones relevant to human health and supplements are:

Type I: Found in skin, bones, tendons, and ligaments (most abundant)
Type II: Found in cartilage — supports joint comfort and flexibility
Type III: Found in skin, muscles, and blood vessels — works alongside Type I
Type V & X: Involved in bone and tissue repair

Different sources and forms of collagen supplements will contain varying ratios of these types.

Sources and Forms:

1. Bovine Collagen

Derived from cows — rich in Type I and III
Supports skin, hair, nails, bones, and muscle health.

2. Marine Collagen

Sourced from fish skin and scales — high in Type I
Its smaller peptide size gives it excellent absorption and bioavailability.
Ideal for skin, hair, and gut repair.

3. Chicken Collagen

Naturally rich in Type II
Best for joint health and mobility support.

4. Vegan Collagen (Collagen Builders)

Plants don’t contain collagen, but certain amino acids and nutrients can support its synthesis:

Vitamin C (from acerola or camu camu)
Silica (from horsetail, bamboo)
Zinc, copper, manganese
Proline, lysine, glycine
These are often blended with herbal antioxidants to protect against collagen breakdown.

Hydrolysed Collagen (Peptides) — The Absorbable Form

Most modern collagen supplements use hydrolysed collagen or collagen peptides, where the protein is broken down into smaller chains for improved digestion and absorption. These peptides are easily absorbed through the intestinal wall and used as building blocks for new collagen synthesis throughout the body. Studies show that hydrolysed collagen can increase skin elasticity, reduce fine lines, and support joint health after 8–12 weeks of use.

How to Take:

Dosage: 5–10g daily is typical for skin and joint support.
Best time: Can be taken at any time of day — morning smoothie, coffee, or bedtime tonic.
With vitamin C: Essential for collagen formation; pair with citrus, berries, or a vitamin C powder.
Consistency matters: Benefits are cumulative — aim for daily intake over several months.

Purity and Quality

Purity is critical — low-quality sources can be contaminated or poorly absorbed. When choosing a supplement, look for:

Hydrolysed collagen peptides (for best absorption)
Sustainably sourced bovine or marine collagen
Third-party tested for heavy metals and contaminants
No artificial sweeteners or fillers
Neutral taste and good solubility (mixes easily in hot or cold liquids)
Marine collagen is particularly popular for its fine texture and low allergenic potential.

In addition to supplementation, several nutrients and herbs help maintain collagen structure and reduce breakdown:

Vitamin C: Essential cofactor for collagen formation
Silica (Horsetail, Bamboo): Strengthens skin and connective tissue
Zinc & Copper: Enzyme cofactors for collagen cross-linking
Gotu Kola (Centella asiatica): Stimulates fibroblast activity for wound healing
Aloe Vera: Enhances skin elasticity and hydration
Green Tea & Resveratrol: Antioxidants that reduce collagen degradation

Lifestyle Support for skin Health

Limit sugar and processed foods — they promote glycation, damaging collagen fibres.
Avoid smoking and excess sun exposure — both accelerate collagen breakdown.
Include adequate protein from fish, eggs, legumes, and nuts.
Stay well-hydrated to maintain skin and tissue elasticity.
Manage stress and sleep — cortisol slows tissue repair.

Collagen isn’t just about beauty — it’s about integrity. It reflects the body’s ability to build, repair, and maintain structure — from the skin we see to the joints and connective tissue that hold us upright.

Collagen — The Foundation of Strength, Elasticity & Repair