Vitamin C für Collagen Loss
A Evidenz Mehrere große klinische Studien zeigen übereinstimmend signifikante Vorteile.Vitamin C is an absolute requirement for collagen biosynthesis as a cofactor for prolyl and lysyl hydroxylase. Deficiency directly impairs collagen production. Well-established biochemistry supported by multiple clinical studies.
Fazit
Vitamin C is an absolute requirement for collagen biosynthesis as a cofactor for prolyl and lysyl hydroxylase. Deficiency directly impairs collagen production. Well-established biochemistry supported by multiple clinical studies.
Key Study Findings
Population: Elite/professional cyclists nutrition review
Population: General population (skin health review)
Population: Aging population
Population: In vitro antioxidant/anti-aging model
Population: patients with uncombable hair syndrome
Key Statistics
20
Studien
3500
Teilnehmer
Positive
Bewertung
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Übliche Dosierungen
- general:
- 75-90 mg/day (RDA)
- skinhealth:
- 500-1,000 mg/day
Obergrenze: 2,000 mg/day (IOM Tolerable Upper Intake Level)
In der Forschung untersuchte Dosierungen
| Dosierung | Dauer | Wirkung | N |
|---|---|---|---|
| None | -- | Mixed | -- |
| 14 nutritional compounds (vitamins, minerals, etc.) | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| variable (self-reported supplement use) | -- | Neutral | 232 |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| Multivitamin/mineral supplements | -- | Mixed | -- |
Beste Einnahmezeit: Can be taken any time; split doses if > 500 mg for better absorption
Safety & Side Effects
Gemeldete Nebenwirkungen
- ⚠ Gastrointestinal discomfort at high doses (> 2,000 mg/day)
- ⚠ Diarrhea
- ⚠ Kidney stones (rare, in predisposed individuals)
- ⚠ Iron overload risk in hemochromatosis
Bekannte Wechselwirkungen
- ● May enhance iron absorption (caution in iron overload conditions)
- ● May reduce effectiveness of some chemotherapy agents
- ● May interact with anticoagulants at very high doses
Tolerierbare Höchstaufnahmemenge: 2,000 mg/day (IOM Tolerable Upper Intake Level)
Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.
Frequently Asked Questions
Does Vitamin C help with Collagen Loss?
How much Vitamin C should I take for Collagen Loss?
Are there side effects of Vitamin C?
How strong is the evidence for Vitamin C and Collagen Loss?
Related Evidence
Andere Inhaltsstoffe für Collagen Loss
Vitamin C für andere Beschwerden
References
- [1] Patrick B Wilson et al.. Int J Sport Nutr Exerc Metab. 2025. UCI Sports Nutrition Project: The Role of Nutrition in the Prevention and Management of Illnesses and Injuries in Elite Cycling. doi:10.1123/ijsnem.2025-0144 PubMed
- [2] Jacek Januszewski et al.. Medicina (Kaunas). 2023. Nutritional Supplements for Skin Health-A Review of What Should Be Chosen and Why. doi:10.3390/medicina60010068 PubMed
- [3] Geir Bjørklund et al.. Molecules. 2022. The Role of Astaxanthin as a Nutraceutical in Health and Age-Related Conditions. doi:10.3390/molecules27217167 PubMed
- [4] Adchara Prommaban et al.. Pharm Biol. 2022. Comparison of chemical profiles, antioxidation, inhibition of skin extracellular matrix degradation, and anti-tyrosinase activity between mycelium and fruiting body of … doi:10.1080/13880209.2021.2025255 PubMed
- [5] Kathleen M Coerdt et al.. Altern Ther Health Med. 2021. Vitamins A, B, C, and D: A Short Review for the Dermatologist. PubMed
- [6] Dagmara Woźniak et al.. Acta Sci Pol Technol Aliment. 2021. Dietary supplements in hypothyroidism. doi:10.17306/J.AFS.0985 PubMed
- [7] N Sivaranjani et al.. J Clin Diagn Res. 2013. Role of reactive oxygen species and antioxidants in atopic dermatitis. doi:10.7860/JCDR/2013/6635.3732 PubMed
- [8] Han-Yo Huang et al.. Evid Rep Technol Assess (Full Rep). 2006. Multivitamin/mineral supplements and prevention of chronic disease. PubMed
- [9] Y Jammes et al.. J Intern Med. 2005. Chronic fatigue syndrome: assessment of increased oxidative stress and altered muscle excitability in response to incremental exercise. doi:10.1111/j.1365-2796.2005.01452.x PubMed
- [10] Douglas MacKay et al.. Altern Med Rev. 2003. Nutritional support for wound healing. PubMed
- [11] E Fuchs et al.. Cell. 1981. Regulation of terminal differentiation of cultured human keratinocytes by vitamin A. doi:10.1016/0092-8674(81)90169-0 PubMed
FDA-Haftungsausschluss: Diese Aussagen wurden nicht von der Food and Drug Administration bewertet. Die Produkte und Informationen auf dieser Website sind nicht dazu bestimmt, Krankheiten zu diagnostizieren, zu behandeln, zu heilen oder zu verhindern. Die dargestellten Evidenzbewertungen basieren auf unserer Analyse veröffentlichter begutachteter Forschung und stellen keine medizinische Beratung dar. Konsultieren Sie immer Ihren Arzt, bevor Sie mit der Einnahme von Nahrungsergänzungsmitteln beginnen.