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L-Arginine per Endothelial Dysfunction

C

Research suggests improvement in FMD and blood pressure. However, the VINTAGE MI trial showed potential harm in acute MI patients. Generally considered safe in stable patients, but should be avoided post-MI.

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            C

        

        

            
In sintesi

            
            
Research suggests improvement in FMD and blood pressure. However, the VINTAGE MI trial showed potential harm in acute MI patients. Generally considered safe in stable patients, but should be avoided post-MI.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
11

        
Studi

    

    

        
600

        
Partecipanti

    

    

        
            
            ↑
            
        
        
Positive

    

    

        C

        
Grado

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Dosaggi di uso comune

                

                    
                    

                        
endothelialfunction:

                        
3,000-6,000 mg/day

                    

                    
                    

                        
bloodpressuresupport:

                        
6,000-10,000 mg/day divided BID-TID

                    

                    
                

                
                

                    Limite massimo: Not formally established; GI discomfort common above 10,000 mg/day
                

                
            

            

            

            
            

                Momento migliore per l'assunzione: On empty stomach for best absorption; divide doses throughout the day
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Effetti collaterali segnalati

                    
    
                        
                        
  • 
                            ⚠
                            Gastrointestinal discomfort (nausea, diarrhea, bloating)
                        
    • 
                        
                        
  • 
                            ⚠
                            Hypotension at high doses
                        
    • 
                        
                        
  • 
                            ⚠
                            Worsening of herpes simplex (arginine promotes viral replication)
                        
    • 
                        
                        
  • 
                            ⚠
                            Potential harm in acute post-MI patients (VINTAGE MI concern)
                        
    • 
                        
                    

                

                

                
                

                    
Interazioni note

                    
    
                        
                        
  • 
                            ●
                            Antihypertensives (additive blood pressure lowering)
                        
    • 
                        
                        
  • 
                            ●
                            PDE5 inhibitors (sildenafil — excessive vasodilation risk)
                        
    • 
                        
                        
  • 
                            ●
                            Nitrates (excessive vasodilation risk)
                        
    • 
                        
                        
  • 
                            ●
                            Anticoagulants (may have mild antiplatelet effect)
                        
    • 
                        
                        
  • 
                            ●
                            Potassium-sparing diuretics (arginine may increase potassium levels)
                        
    • 
                        
                    

                

                

                
                

                    

                        Livello di assunzione massimo tollerabile: Not formally established; GI discomfort common above 10,000 mg/day
                    

                

                
            

            

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

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does L-Arginine help with Endothelial Dysfunction?
            
        
        

            Based on 11 studies with 600 participants, there is limited but promising evidence that L-Arginine may support Endothelial Dysfunction management. Our evidence grade is C (Some Evidence).
        

    

    
    

        
            How much L-Arginine should I take for Endothelial Dysfunction?
            
        
        

            Studies have used various dosages. A commonly studied range is 3,000-6,000 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of L-Arginine?
            
        
        

            Reported side effects may include Gastrointestinal discomfort (nausea, diarrhea, bloating), Hypotension at high doses, Worsening of herpes simplex (arginine promotes viral replication), Potential harm in acute post-MI patients (VINTAGE MI concern). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for L-Arginine and Endothelial Dysfunction?
            
        
        

            We rate the evidence as Grade C (Some Evidence). This rating is based on 11 peer-reviewed studies with 600 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
Altri ingredienti per Endothelial Dysfunction

                    

                        
                        
                            Cocoa Flavanols
                            A

                        
                        
                        
                            Grape Seed Extract
                            C

                        
                        
                        
                            Astaxanthin
                            D

                        
                        
                    

                

                

                
                

                    
L-Arginine per altre condizioni

                    

                        
                        
                            Heart Failure
                            D

                        
                        
                    

                

                
            

        

        

    


    
    












    

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