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Garlic per High Blood Pressure (Hypertension)

A

Meta-analysis of 12 RCTs: systolic -8.3 mmHg, diastolic -5.5 mmHg in hypertensives. Effect may be comparable to first-line antihypertensives. AGE at Heart trial showed 80% reduction in coronary calcium progression.

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            A

        

        

            
In sintesi

            
            
Meta-analysis of 12 RCTs: systolic -8.3 mmHg, diastolic -5.5 mmHg in hypertensives. Effect may be comparable to first-line antihypertensives. AGE at Heart trial showed 80% reduction in coronary calcium progression.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
12

        
Studi

    

    

        
550

        
Partecipanti

    

    

        
            
            ↑
            
        
        
Positive

    

    

        A

        
Grado

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Dosaggi di uso comune

                

                    
                    

                        
freshgarlic:

                        
2-5g/day (1-2 cloves)

                    

                    
                    

                        
agedgarlicextract:

                        
600-1,200 mg/day

                    

                    
                    

                        
allicinstandardized:

                        
300-600 mg/day (5-12 mg allicin)

                    

                    
                

                
                

                    Limite massimo: Not formally established; GI discomfort and body odor limit high doses
                

                
            

            

            

            
            

                Momento migliore per l'assunzione: With meals to reduce GI side effects; enteric-coated tablets for allicin delivery
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Effetti collaterali segnalati

                    
    
                        
                        
  • 
                            ⚠
                            Body odor and bad breath (less with AGE)
                        
    • 
                        
                        
  • 
                            ⚠
                            Gastrointestinal discomfort (heartburn, nausea, gas)
                        
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  • 
                            ⚠
                            Increased bleeding risk
                        
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  • 
                            ⚠
                            Allergic reactions (rare)
                        
    • 
                        
                    

                

                

                
                

                    
Interazioni note

                    
    
                        
                        
  • 
                            ●
                            Anticoagulants (increased bleeding risk — discontinue 7 days before surgery)
                        
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  • 
                            ●
                            Antiplatelet drugs (additive antiplatelet effect)
                        
    • 
                        
                        
  • 
                            ●
                            HIV protease inhibitors (saquinavir — reduced levels)
                        
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                            ●
                            CYP3A4 substrates (may alter metabolism)
                        
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  • 
                            ●
                            Blood pressure medications (additive hypotensive effect)
                        
    • 
                        
                    

                

                

                
                

                    

                        Livello di assunzione massimo tollerabile: Not formally established; GI discomfort and body odor limit high doses
                    

                

                
            

            

                Consultare sempre il proprio medico prima di iniziare qualsiasi integratore.Consultate sempre il vostro medico prima di iniziare qualsiasi integratore.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Garlic help with High Blood Pressure (Hypertension)?
            
        
        

            Based on 12 studies with 550 participants, there is strong evidence from multiple clinical trials that Garlic may support High Blood Pressure (Hypertension) management. Our evidence grade is A (Strong Evidence).
        

    

    
    

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

            Studies have used various dosages. A commonly studied range is 2-5g/day (1-2 cloves). Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Garlic?
            
        
        

            Reported side effects may include Body odor and bad breath (less with AGE), Gastrointestinal discomfort (heartburn, nausea, gas), Increased bleeding risk, Allergic reactions (rare). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

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

            We rate the evidence as Grade A (Strong Evidence). This rating is based on 12 peer-reviewed studies with 550 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
            

        

        

    


    
    












    

        Avvertenza FDA:
        Queste affermazioni non sono state valutate dalla Food and Drug Administration. I prodotti e le informazioni presenti su questo sito web non sono destinati a diagnosticare, trattare, curare o prevenire alcuna malattia. I gradi di evidenza presentati si basano sulla nostra analisi della ricerca pubblicata e sottoposta a revisione paritaria e non costituiscono consulenza medica. Consultate sempre il vostro medico prima di iniziare qualsiasi regime di integrazione.