Vitamin E لـ UV Protection (Internal Photoprotection)
C الأدلة أدلة محدودة من دراسات صغيرة، غير أن ثمة بعض الإشارات الإيجابية.Research suggests oral vitamin E may work synergistically with vitamin C to reduce UV-induced erythema and lipid peroxidation. Moderate evidence as a standalone photoprotective agent.
الخلاصة
Research suggests oral vitamin E may work synergistically with vitamin C to reduce UV-induced erythema and lipid peroxidation. Moderate evidence as a standalone photoprotective agent.
Key Study Findings
المجتمع المدروس: Human hair follicle dermal papilla cells (in vitro)
المجتمع المدروس: General population (skin health review)
المجتمع المدروس: Aging population
المجتمع المدروس: None
المجتمع المدروس: Patients with atopic dermatitis
المجتمع المدروس: Adults and children with established atopic eczema
Key Statistics
8
الدراسات
600
المشاركون
Positive
التقييم
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
الجرعات الشائعة
- general:
- 15 mg (22.4 IU)/day (RDA)
- skinhealth:
- 15-400 IU/day
الحد الأعلى: 1,000 mg/day (1,500 IU natural / 1,100 IU synthetic)
الجرعات المدروسة في الأبحاث
| الجرعة | المدة | التأثير | ن |
|---|---|---|---|
| None | -- | Positive | -- |
| 14 nutritional compounds (vitamins, minerals, etc.) | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Neutral | -- |
| Multivitamin/mineral supplements | -- | Mixed | -- |
| Arginine, glutamine, vitamin C, zinc | -- | Positive | -- |
أفضل وقت للتناول: With meals containing fat for better absorption
Safety & Side Effects
الآثار الجانبية المُبلّغ عنها
- ⚠ Generally well-tolerated at recommended doses
- ⚠ Increased bleeding risk at high doses (> 400 IU/day)
- ⚠ Nausea and diarrhea (rare)
التفاعلات المعروفة
- ● Anticoagulants and antiplatelet drugs (may increase bleeding risk)
- ● Statins and niacin (may reduce HDL-raising benefit)
- ● Chemotherapy and radiation (antioxidant interference — consult oncologist)
الحد الأقصى المسموح به: 1,000 mg/day (1,500 IU natural / 1,100 IU synthetic)
استشر مقدم الرعاية الصحية دائماً قبل البدء بأي مكمل غذائي.
Frequently Asked Questions
Does Vitamin E help with UV Protection (Internal Photoprotection)?
How much Vitamin E should I take for UV Protection (Internal Photoprotection)?
Are there side effects of Vitamin E?
How strong is the evidence for Vitamin E and UV Protection (Internal Photoprotection)?
Related Evidence
مكونات أخرى لـ UV Protection (Internal Photoprotection)
Vitamin E لحالات أخرى
References
- [1] Anurak Muangsanguan et al.. Foods. 2025. Anti-Hair Loss Potential of Perilla Seed Extracts: In Vitro Molecular Insights from Supercritical Fluid Extraction. doi:10.3390/foods14152583 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] Aqin Yan et al.. Int J Pharm. 2023. Co-delivery of minoxidil and tocopherol acetate ethosomes to reshape the hair Follicular Microenvironment and promote hair regeneration in androgenetic alopecia. doi:10.1016/j.ijpharm.2023.123498 PubMed
- [4] Geir Bjørklund et al.. Molecules. 2022. The Role of Astaxanthin as a Nutraceutical in Health and Age-Related Conditions. doi:10.3390/molecules27217167 PubMed
- [5] Eiji Yamashita. Adv Exp Med Biol. 2021. Extensive Bioactivity of Astaxanthin from Haematococcus pluvialis in Human. doi:10.1007/978-981-15-7360-6_23 PubMed
- [6] 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
- [7] Fiona J Bath-Hextall et al.. Cochrane Database Syst Rev. 2012. Dietary supplements for established atopic eczema. doi:10.1002/14651858.CD005205.pub3 PubMed
- [8] Han-Yo Huang et al.. Evid Rep Technol Assess (Full Rep). 2006. Multivitamin/mineral supplements and prevention of chronic disease. PubMed
- [9] Renata Strumia. Am J Clin Dermatol. 2005. Dermatologic signs in patients with eating disorders. doi:10.2165/00128071-200506030-00003 PubMed
- [10] Douglas MacKay et al.. Altern Med Rev. 2003. Nutritional support for wound healing. PubMed
- [11] E Y Enioutina et al.. Vaccine. 2000. Enhancement of common mucosal immunity in aged mice following their supplementation with various antioxidants. doi:10.1016/s0264-410x(00)00008-6 PubMed
إخلاء مسؤولية FDA: لم تُقيَّم هذه البيانات من قبل إدارة الغذاء والدواء (FDA). لا تهدف المنتجات والمعلومات الواردة في هذا الموقع إلى تشخيص أو علاج أو شفاء أو الوقاية من أي مرض. تستند تقييمات الأدلة المعروضة إلى تحليلنا للأبحاث المحكّمة المنشورة ولا تُشكّل نصيحة طبية. استشر مقدم الرعاية الصحية دائماً قبل البدء بأي نظام مكملات.