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Quercetin 用于 High Blood Pressure (Hypertension)

B

Meta-analysis of 17 RCTs: systolic -3.09 mmHg at >=500 mg/day. More effective in >=8-week studies and hypertensive subjects. Phytosome form preferred for bioavailability.

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            B

        

        

            
结论

            
            
Meta-analysis of 17 RCTs: systolic -3.09 mmHg at >=500 mg/day. More effective in >=8-week studies and hypertensive subjects. Phytosome form preferred for bioavailability.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
17

        
研究数量

    

    

        
900

        
受试者

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
等级

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
常用剂量

                

                    
                    

                        
general:

                        
500-1,000 mg/day

                    

                    
                    

                        
bloodpressuresupport:

                        
500-730 mg/day

                    

                    
                

                
                

                    上限： Not formally established; up to 1,000 mg/day used in clinical trials
                

                
            

            

            

            
            

                最佳服用时间： With meals; vitamin C co-supplementation may enhance bioavailability
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
已报告的副作用

                    
    
                        
                        
  • 
                            ⚠
                            Generally well-tolerated
                        
    • 
                        
                        
  • 
                            ⚠
                            Headache (rare)
                        
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                            ⚠
                            Mild gastrointestinal discomfort
                        
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  • 
                            ⚠
                            Tingling in extremities (rare, high doses)
                        
    • 
                        
                    

                

                

                
                

                    
已知相互作用

                    
    
                        
                        
  • 
                            ●
                            Antibiotics (quinolones — may reduce efficacy)
                        
    • 
                        
                        
  • 
                            ●
                            Cyclosporine (may increase blood levels)
                        
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                            ●
                            Anticoagulants (may have mild antiplatelet effect)
                        
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  • 
                            ●
                            Blood pressure medications (additive effect)
                        
    • 
                        
                    

                

                

                
                

                    

                        可耐受最高摄入量： Not formally established; up to 1,000 mg/day used in clinical trials
                    

                

                
            

            

                在开始服用任何补充剂之前，请务必咨询您的医疗保健提供者。
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Quercetin help with High Blood Pressure (Hypertension)?
            
        
        

            Based on 17 studies with 900 participants, there is moderate evidence from clinical studies that Quercetin may support High Blood Pressure (Hypertension) management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Quercetin should I take for High Blood Pressure (Hypertension)?
            
        
        

            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 Quercetin?
            
        
        

            Reported side effects may include Generally well-tolerated, Headache (rare), Mild gastrointestinal discomfort, Tingling in extremities (rare, high doses). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Quercetin and High Blood Pressure (Hypertension)?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 17 peer-reviewed studies with 900 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
                

                    
Quercetin 用于其他健康状况

                    

                        
                        
                            Atherosclerosis
                            D

                        
                        
                    

                

                
            

        

        

    


    
    












    

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