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HeartCited

Beetroot Extract for High Blood Pressure (Hypertension)

A

Meta-analysis of 16 RCTs: systolic -4.4 mmHg. Consistent acute and chronic blood pressure reduction via nitrate-nitrite-NO pathway. Particularly effective in older hypertensive adults (-8 mmHg systolic in 4-week trial).

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            A

        

        

            
The Bottom Line

            
            
Meta-analysis of 16 RCTs: systolic -4.4 mmHg. Consistent acute and chronic blood pressure reduction via nitrate-nitrite-NO pathway. Particularly effective in older hypertensive adults (-8 mmHg systolic in 4-week trial).

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
16

        
Studies

    

    

        
800

        
Participants

    

    

        
            
            ↑
            
        
        
Positive

    

    

        A

        
Grade

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Commonly Used Dosages

                

                    
                    

                        
beetrootjuice:

                        
250-500 mL/day (300-500 mg nitrate)

                    

                    
                    

                        
concentratedextract:

                        
500-1,000 mg/day

                    

                    
                

                
                

                    Upper limit: Not formally established; typical supplemental doses are within EFSA ADI
                

                
            

            

            

            
            

                Best taken: 2-3 hours before desired effect (peak nitrate-to-nitrite conversion); daily for sustained BP ef
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Reported Side Effects

                    
    
                        
                        
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                            ⚠
                            Beeturia (red/pink urine — harmless)
                        
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                            Red discoloration of stools
                        
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                            ⚠
                            Mild gastrointestinal discomfort
                        
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                            ⚠
                            May increase risk of kidney stones in susceptible individuals (oxalate content)
                        
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Known Interactions

                    
    
                        
                        
  • 
                            ●
                            Antihypertensives (additive blood pressure lowering)
                        
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                            ●
                            PDE5 inhibitors (additive vasodilation)
                        
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                            Antibacterial mouthwash (eliminates oral bacteria needed for nitrate conversion, abolishing BP effect)
                        
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                        Tolerable upper intake: Not formally established; typical supplemental doses are within EFSA ADI
                    

                

                
            

            

                Always consult your healthcare provider before starting any supplement.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Beetroot Extract help with High Blood Pressure (Hypertension)?
            
        
        

            Based on 16 studies with 800 participants, there is strong evidence from multiple clinical trials that Beetroot Extract may support High Blood Pressure (Hypertension) management. Our evidence grade is A (Strong Evidence).
        

    

    
    

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

            Studies have used various dosages. A commonly studied range is 250-500 mL/day (300-500 mg nitrate). Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Beetroot Extract?
            
        
        

            Reported side effects may include Beeturia (red/pink urine — harmless), Red discoloration of stools, Mild gastrointestinal discomfort, May increase risk of kidney stones in susceptible individuals (oxalate content). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

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

            We rate the evidence as Grade A (Strong Evidence). This rating is based on 16 peer-reviewed studies with 800 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
            

        

        

    


    
    












    

        FDA Disclaimer:
        These statements have not been evaluated by the Food and Drug Administration. The products and information on this website are not intended to diagnose, treat, cure, or prevent any disease. The evidence grades presented are based on our analysis of published peer-reviewed research and do not constitute medical advice. Always consult your healthcare provider before starting any supplement regimen.