Skip to main content
SkinCited

Vitamin A (Retinol) için Keratosis Pilaris

D

Vitamin A supports normal keratinocyte differentiation. Deficiency exacerbates KP. Topical retinoids have some evidence; oral vitamin A for KP has minimal data.

<\/script>\n
`; }, get iframeSnippet() { const domain = 'skincited.com'; const params = 'ingredient\u003Dvitamin\u002Da\u002Dretinol\u0026condition\u003Dkeratosis\u002Dpilaris'; return ``; }, get activeSnippet() { return this.method === 'script' ? this.scriptSnippet : this.iframeSnippet; }, copySnippet() { navigator.clipboard.writeText(this.activeSnippet).then(() => { this.copied = true; setTimeout(() => { this.copied = false; }, 2000); }); } }" @keydown.escape.window="open = false" @click.outside="open = false">

Embed This Widget

Style



      
      
    


    
    

      Widget powered by
      .
      Free, no account required.
    

  




    








    

        

            D

        

        

            
Sonuç

            
            
Vitamin A supports normal keratinocyte differentiation. Deficiency exacerbates KP. Topical retinoids have some evidence; oral vitamin A for KP has minimal data.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
2

        
Çalışmalar

    

    

        
100

        
Katılımcılar

    

    

        
            
            ↑
            
        
        
Positive

    

    

        D

        
Derece

    




        


        
        

        
        
        

            

  
Dosage & Usage





            
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units


            
            

                
Yaygın Kullanılan Dozajlar

                

                    
                    

                        
general:

                        
700-900 mcg RAE/day (RDA)

                    

                    
                    

                        
skinhealth:

                        
700-900 mcg RAE/day (do not exceed UL)

                    

                    
                

                
                

                    Üst sınır: 3,000 mcg RAE/day (10,000 IU preformed vitamin A) — teratogenic at high doses
                

                
            

            

            

            
            

                En iyi alım zamanı: With meals containing fat
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Bildirilen Yan Etkiler

                    
    
                        
                        
  • 
                            ⚠
                            Headache and nausea at high doses
                        
    • 
                        
                        
  • 
                            ⚠
                            Skin dryness and peeling (hypervitaminosis A)
                        
    • 
                        
                        
  • 
                            ⚠
                            Liver toxicity with chronic excess
                        
    • 
                        
                        
  • 
                            ⚠
                            Birth defects (teratogenic — pregnancy contraindication)
                        
    • 
                        
                    

                

                

                
                

                    
Bilinen Etkileşimler

                    
    
                        
                        
  • 
                            ●
                            Retinoid medications (additive toxicity risk — do not combine)
                        
    • 
                        
                        
  • 
                            ●
                            Tetracycline antibiotics (increased intracranial pressure risk)
                        
    • 
                        
                        
  • 
                            ●
                            Anticoagulants (high-dose vitamin A may increase bleeding risk)
                        
    • 
                        
                        
  • 
                            ●
                            Hepatotoxic drugs (additive liver stress)
                        
    • 
                        
                    

                

                

                
                

                    

                        Tolere edilebilir üst alım: 3,000 mcg RAE/day (10,000 IU preformed vitamin A) — teratogenic at high doses
                    

                

                
            

            

                Herhangi bir takviye kullanmaya başlamadan önce mutlaka sağlık uzmanınıza danışın.Herhangi bir takviye başlatmadan önce her zaman sağlık uzmanınıza danışın.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Vitamin A (Retinol) help with Keratosis Pilaris?
            
        
        

            Based on 2 studies with 100 participants, there is preliminary evidence that needs more research that Vitamin A (Retinol) may support Keratosis Pilaris management. Our evidence grade is D (Very Early Research).
        

    

    
    

        
            How much Vitamin A (Retinol) should I take for Keratosis Pilaris?
            
        
        

            Studies have used various dosages. A commonly studied range is 700-900 mcg RAE/day (RDA). Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Vitamin A (Retinol)?
            
        
        

            Reported side effects may include Headache and nausea at high doses, Skin dryness and peeling (hypervitaminosis A), Liver toxicity with chronic excess, Birth defects (teratogenic — pregnancy contraindication). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Vitamin A (Retinol) and Keratosis Pilaris?
            
        
        

            We rate the evidence as Grade D (Very Early Research). This rating is based on 2 peer-reviewed studies with 100 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                

                
                

                    
Vitamin A (Retinol) diğer sağlık durumları için

                    

                        
                        
                            Acne
                            C

                        
                        
                        
                            Aging Skin & Wrinkles
                            C

                        
                        
                    

                

                
            

        

        

    


    
    












    

        FDA Sorumluluk Reddi:
        Bu ifadeler Gıda ve İlaç Dairesi (FDA) tarafından değerlendirilmemiştir. Bu web sitesindeki ürünler ve bilgiler herhangi bir hastalığı teşhis etmek, tedavi etmek, iyileştirmek veya önlemek amacıyla tasarlanmamıştır. Sunulan kanıt dereceleri, yayımlanmış hakemli araştırmalarımızın analizine dayanmaktadır ve tıbbi tavsiye niteliği taşımamaktadır. Herhangi bir takviye rejimine başlamadan önce her zaman sağlık uzmanınıza danışın.