Collagen is the most abundant structural protein in skin, connective tissue and the intestinal lining. Most collagen powders contain the protein. Few are formulated with the cofactors documented in collagen formation. Collagen Complex pairs a specific, clinically studied bioactive peptide with the cofactor stack the human body uses to assemble it.
Where research is peer-reviewed, we link directly to the source. Where a study is industry-funded, preliminary or historical, we say so.
Why peptides and cofactors belong in the same jar
Collagen supplementation has produced a sprawling category of products with little to differentiate them at the front of the label. The questions that determine clinical outcome are mostly hidden on the back.
Which peptide? Generic hydrolysed marine collagen is a heterogeneous mix of fragments. Specific bioactive collagen peptides (BCPs), produced under controlled hydrolysis, deliver the molecular weight ranges associated with the published efficacy data. 1,2
Which cofactors? Vitamin C, zinc and silica are documented contributors to collagen formation and connective-tissue integrity. Pairing the peptide with its biochemical partners removes the gap that single-ingredient powders leave open.
Which dose? The published clinical literature on VERISOL® is run at 2.5 g and 5 g per day. Collagen Complex delivers the upper studied dose across two daily serves.
How a collagen peptide reaches the skin
Hydrolysed collagen peptides survive gastric digestion as di- and tripeptides, predominantly proline-hydroxyproline and glycine-proline-hydroxyproline. These small peptides are absorbed intact through the small-intestinal epithelium and circulate in plasma at measurable concentrations for several hours post-ingestion. 3
The peptides are thought to act as signalling molecules at the fibroblast level, inducing endogenous collagen and extracellular-matrix synthesis. This is the mechanism most often cited in the published trials of bioactive collagen peptides on skin elasticity and dermal density. 1,2
The cofactor logic.
- Vitamin C is an obligate cofactor for the hydroxylation of proline and lysine residues during collagen assembly. Without sufficient vitamin C, the triple helix cannot fold correctly. 4
- Zinc contributes to normal protein synthesis and is required for the activity of collagenase and matrix metalloproteinases involved in collagen turnover. 4
- Silica is associated in the literature with connective-tissue integrity, though peer-reviewed clinical evidence in humans is preliminary.
- Hyaluronic acid is included to support the dermal hydration environment in which collagen functions.
What the clinical trials document
VERISOL® is a specific bioactive collagen peptide produced by GELITA, with multiple randomised, placebo-controlled trials published in peer-reviewed journals.
- Skin elasticity. Proksch et al. (2014) report a statistically significant improvement in skin elasticity at 4 and 8 weeks of supplementation in women aged 35 to 55. 1
- Eye-wrinkle volume. Proksch et al. (2014, second trial) report reduced eye-wrinkle volume after 8 weeks of daily supplementation. 2
- Dermal density. Subsequent published work documents increased dermal collagen density in postmenopausal women. 5
These trials are GELITA-supported. The published methodology, placebo controls, blinding and journal review process are documented.
The label-permitted claims. Sun Ray uses the FSANZ Schedule 4 nutrient-content claims, on the strength of the cofactor doses delivered:
Vitamin C contributes to normal collagen formation for the normal function of skin. Zinc contributes to the maintenance of normal hair and nails. Zinc contributes to normal protein synthesis.
How Collagen Complex fits into a daily routine
Most commonly used as:
- A daily structural input. For adult clients seeking dermal support, paired with topical and lifestyle protocols.
- A perimenopausal protocol input. The published evidence on dermal density in postmenopausal women is the strongest in the category.
- A connective-tissue input. Alongside protocols addressing hair, nail or joint integrity.
The studied protocol delivers 5 g of VERISOL® daily, achieved with two 5 g serves of Collagen Complex, taken consistently for 8 to 12 weeks before assessment.
Why this formula is built the way it is
Named peptide, clinically studied dose. VERISOL® at 5 g daily, the dose used in the published trials, delivered across two 5 g serves.
Cofactors built in. Vitamin C, zinc, silica and hyaluronic acid in the same serve, removing the need for parallel supplementation.
Marine-sourced collagen. Sustainable, with lower environmental load than bovine equivalents.
Heavy-metal tested. Marine collagen carries an inherent contamination risk. Sun Ray tests every batch.
Independently lab-verified. Purity and microbial safety, every batch.
Miron violet glass. Vitamin C is one of the most light-sensitive nutrients in the formulation. The jar is part of the formulation.
- 1 Proksch E, Segger D, Degwert J, et al. Oral supplementation of specific collagen peptides has beneficial effects on human skin physiology: a double-blind, placebo-controlled study. Skin Pharmacol Physiol. 2014;27(1):47-55.
- 2 Proksch E, Schunck M, Zague V, et al. Oral intake of specific bioactive collagen peptides reduces skin wrinkles and increases dermal matrix synthesis. Skin Pharmacol Physiol. 2014;27(3):113-119.
- 3 Sontakke SB, Jung J, Piao Z, et al. Orally available collagen tripeptide: enzymatic stability, intestinal permeability, and absorption of Gly-Pro-Hyp and Pro-Hyp. J Agric Food Chem. 2016;64(38):7127-7133.
- 4 Sionkowska A, Adamiak K, Musiał K, Gadomska M. Collagen based materials in cosmetic applications: a review. Materials (Basel). 2020;13(19):4217.
- 5 Bolke L, Schlippe G, Gerß J, Voss W. A collagen supplement improves skin hydration, elasticity, roughness, and density: results of a randomized, placebo-controlled, blind study. Nutrients. 2019;11(10):2494.
VERISOL® is a registered trademark of GELITA AG. Sun Ray HQ Pty Ltd is a licensee.