Why Collagen Needs Vitamin C (and What Actually Works)
Vitamin C is what your body uses to form collagen. Here is why marine collagen is paired with it, and what Type I and III peptides do for skin.
Marine collagen is collagen sourced from fish, rich in Type I peptides, with Type III often present alongside. Hydrolysed into small peptides, it is the form used in most skin and beauty research, typically taken at around 10 grams a day.
Why dose and peptide size matter
Two numbers decide whether a collagen is serious. The first is the daily dose. Much of the research clusters around 10 grams, so a product offering 2 or 3 grams is well short of what the studies describe. The second is peptide size. Hydrolysed peptides below roughly 5000 Daltons are small enough to be absorbed and used, which is the point of taking collagen at all.
Type I and III together reflect the collagen types most abundant in skin, which is why a marine source aimed at skin will name both.
The vitamin C connection
Your body cannot build its own collagen without vitamin C. This is established nutrition, and it is why a well-built collagen product includes vitamin C rather than leaving it out. Vitamin C contributes to normal collagen formation for the normal function of skin. The peptides supply the raw material. The vitamin C supports the body's own synthesis.
Frequently asked
How much marine collagen should I take? Research commonly uses around 10 grams a day.
What does Type I and III mean? They are the collagen types most abundant in skin. A skin-focused marine collagen names both.
Why include vitamin C? Because the body needs vitamin C to form collagen. It is a genuine pairing, not a marketing add-on.
The EX1 take. EX1 Marine Collagen delivers a full 10 grams of hydrolysed Type I and III peptides, with vitamin C, which contributes to normal collagen formation for the normal function of skin. The full dose. The right peptides. Batch-tested.