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Evening Primrose Oil ： Eczema (Atopic Dermatitis)

C

Mixed results in systematic reviews. Some individual RCTs show improvement in eczema itch and dryness, but Cochrane review found insufficient overall evidence. May benefit those with delta-6-desaturase deficiency.

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            C

        

        

            
結論

            
            
Mixed results in systematic reviews. Some individual RCTs show improvement in eczema itch and dryness, but Cochrane review found insufficient overall evidence. May benefit those with delta-6-desaturase deficiency.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
12

        
研究数

    

    

        
800

        
参加者数

    

    

        
            
            ↔
            
        
        
Mixed

    

    

        C

        
グレード

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
一般的な使用量

                

                    
                    

                        
general:

                        
500-1,000 mg/day

                    

                    
                    

                        
eczemaskinhealth:

                        
1,000-3,000 mg/day (providing 80-300 mg GLA)

                    

                    
                

                
                

                    上限量： Not established; generally well-tolerated up to 6,000 mg/day
                

                
            

            

            

            
            

                推奨摂取タイミング： With meals for better absorption
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
報告されている副作用

                    
    
                        
                        
  • 
                            ⚠
                            Mild gastrointestinal discomfort
                        
    • 
                        
                        
  • 
                            ⚠
                            Headache (rare)
                        
    • 
                        
                        
  • 
                            ⚠
                            May lower seizure threshold (theoretical)
                        
    • 
                        
                    

                

                

                
                

                    
既知の相互作用

                    
    
                        
                        
  • 
                            ●
                            Anticoagulants (may have mild antiplatelet effects)
                        
    • 
                        
                        
  • 
                            ●
                            Phenothiazines and anticonvulsants (may lower seizure threshold)
                        
    • 
                        
                        
  • 
                            ●
                            NSAIDs (may have additive GI effects)
                        
    • 
                        
                    

                

                

                
                

                    

                        耐容上限摂取量： Not established; generally well-tolerated up to 6,000 mg/day
                    

                

                
            

            

                サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Evening Primrose Oil help with Eczema (Atopic Dermatitis)?
            
        
        

            Based on 12 studies with 800 participants, there is limited but promising evidence that Evening Primrose Oil may support Eczema (Atopic Dermatitis) management. Our evidence grade is C (Some Evidence).
        

    

    
    

        
            How much Evening Primrose Oil should I take for Eczema (Atopic Dermatitis)?
            
        
        

            Studies have used various dosages. A commonly studied range is 500-1,000 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Evening Primrose Oil?
            
        
        

            Reported side effects may include Mild gastrointestinal discomfort, Headache (rare), May lower seizure threshold (theoretical). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Evening Primrose Oil and Eczema (Atopic Dermatitis)?
            
        
        

            We rate the evidence as Grade C (Some Evidence). This rating is based on 12 peer-reviewed studies with 800 total participants. The overall direction of effect is mixed.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
に関する他の成分： Eczema (Atopic Dermatitis)

                    

                        
                        
                            Lactobacillus rhamnosus
                            B

                        
                        
                        
                            Omega-3 Fatty Acids
                            B

                        
                        
                        
                            Vitamin D
                            B

                        
                        
                        
                            Borage Oil
                            C

                        
                        
                    

                

                

                
            

        

        

    


    
    












    

        FDAに関する免責事項:
        これらの記述は米国食品医薬品局（FDA）による評価を受けていません。本ウェブサイトの製品および情報は、疾病の診断、治療、治癒、または予防を目的としたものではありません。表示されているエビデンスグレードは、公開された査読済み研究の分析に基づいており、医療上の助言を構成するものではありません。サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。