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Third-Party Lab Tested
Tested by an ISO/IEC 17025 Certified Third-Party Laboratory
Certificate of Analysis
Tested From Eurofins Lab
ISO/IEC 17025 Certified Laboratory
Product Name
Collagen Capsule
Batch Number
ULSH122024
Manufacturing Date
NOV 2025
Expiry Date
MARCH 2027
Test Results
| Test Parameter | Result | Status |
|---|---|---|
| Heavy Metals: Lead | < 0.5 ppm | ✓ PASS |
| Heavy Metals: Arsenic | < 0.5 ppm | ✓ PASS |
| Heavy Metals: Mercury | < 0.1 ppm | ✓ PASS |
| Heavy Metals: Cadmium | < 0.3 ppm | ✓ PASS |
| Microbiological Safety | Compliant | ✓ PASS |
Each batch of our product is independently tested by Tested From Eurofins Lab to ensure safety, purity, and quality. The certificate confirms:
- No heavy metal contamination
- No microbiological contamination
- Compliance with safety standards
This is a summarized version of the laboratory report. Full reports are available upon request.
Importance of Collagen
Combat the natural decrease in collagen as you age with our targeted supplements for improved skin elasticity and joint support.
Premium Ingredients
Science-backed botanicals for optimal wellness
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Collagen Complex
1,000 mg
Collagen Peptides Types I, II, III, V & X - Supports skin elasticity, joint health, and hair strength
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Biotin
10,000 mcg
Promotes healthy hair growth, stronger nails, and radiant skin
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Vitamin A
3,000 mcg RAE
Supports skin renewal, vision health, and immune function
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Vitamin C
90 mg
Boosts collagen production and protects against oxidative stress
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Vitamin E
15 mg
Helps protect skin cells and supports overall skin health
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Folate
1,000 mcg DFE
Supports cell regeneration and overall metabolic health
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Zinc
50 mg
Supports immune function, skin repair, and hair growth
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Magnesium Complex
150 mg
Supports muscle function, relaxation, and energy metabolism
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Quercetin
100 mg
Supports inflammation balance and cellular protection
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Keratin, Hyaluronic Acid & MSM
376 mg
Improves hair strength, skin hydration, and joint flexibility
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Black Pepper Extract
5 mg
Enhances nutrient absorption and bioavailability
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Grape Seed Extract
150 mg
supports skin elasticity and collagen protection.
US VS. THEM
See why we're the trusted choice
| Features |
DARKINGWINGS®
Most Trusted Choice
|
Other Brand | Generic Brand |
|---|---|---|---|
| Pure Ingredients | ✔ | ✖ | ✖ |
| 14-In-1 Collagen Supplement | ✔ | ✔ | ✖ |
| GMP Certified | ✔ | ✖ | ✖ |
| Third-Party Tested | ✔ | ✔ | ✖ |
| Sustainable Sourcing | ✔ | ✖ | ✖ |
| No Artificial Fillers | ✔ | ✖ | ✔ |
| Transparent Labeling | ✔ | ✔ | ✖ |
Choose Quality. Choose Us.
Frequently Asked Questions
Darkingwings Collagen features a 14-in-1 advanced formula designed to support overall wellness, including skin, hair, nails, joints, bones, and gut health. It combines collagen peptides with key supportive nutrients to maximize absorption and results—making it more complete than single-ingredient collagen products.
Yes. Collagen provides amino acids that help build keratin, the protein that makes up hair. It can also support scalp health and reduce hair thinning by strengthening hair follicles over time.
Absolutely. Collagen supports skin elasticity, hydration, and firmness. Regular use may help reduce the appearance of fine lines, dryness, and dullness while promoting a more youthful glow.
Results vary, but most people notice changes within:
- 2–4 weeks: improved skin hydration and nail strength
- 6–8 weeks: better skin elasticity and hair texture
- 8–12 weeks: joint comfort and overall structural support
- Excessive sugar and processed foods (they damage collagen)
- Smoking and excessive alcohol
- Skipping vitamin C, which is essential for collagen synthesis
Also, follow the recommended dosage—more isn’t always better.
There’s no direct collagen test, but doctors can assess related markers such as bone density, skin condition, and joint health. Symptoms and age are often used as indicators.
Common early signs include:
- Fine lines and wrinkles
- Dry or sagging skin
- Joint stiffness or pain
- Brittle nails
- Hair thinning
- Slower wound healing
Yes. Collagen supports cartilage and connective tissue, which can help reduce joint discomfort and improve mobility, especially in knees affected by aging or physical activity.
