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Grape Seed Extract für Hyperpigmentation

C

An RCT found grape seed extract improved melanin index in women with chloasma. OPCs may inhibit tyrosinase activity and reduce melanogenesis. Limited evidence.

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            C

        

        

            
Fazit

            
            
An RCT found grape seed extract improved melanin index in women with chloasma. OPCs may inhibit tyrosinase activity and reduce melanogenesis. Limited evidence.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
3

        
Studien

    

    

        
180

        
Teilnehmer

    

    

        
            
            ↑
            
        
        
Positive

    

    

        C

        
Bewertung

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Übliche Dosierungen

                

                    
                    

                        
general:

                        
100-300 mg/day

                    

                    
                    

                        
skinhealth:

                        
100-400 mg/day standardized to 95% OPCs

                    

                    
                

                
                

                    Obergrenze: Generally well-tolerated up to 600 mg/day
                

                
            

            

            

            
            

                Beste Einnahmezeit: With or without food; well absorbed
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Gemeldete Nebenwirkungen

                    
    
                        
                        
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                            ⚠
                            Mild gastrointestinal discomfort
                        
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                            ⚠
                            Headache (rare)
                        
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                            Dizziness (rare)
                        
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Bekannte Wechselwirkungen

                    
    
                        
                        
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                            ●
                            Anticoagulants (may have antiplatelet effects)
                        
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                            NSAIDs (may have additive effects)
                        
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                            Iron supplements (tannins may reduce absorption)
                        
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                        Tolerierbare Höchstaufnahmemenge: Generally well-tolerated up to 600 mg/day
                    

                

                
            

            

                Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Grape Seed Extract help with Hyperpigmentation?
            
        
        

            Based on 3 studies with 180 participants, there is limited but promising evidence that Grape Seed Extract may support Hyperpigmentation management. Our evidence grade is C (Some Evidence).
        

    

    
    

        
            How much Grape Seed Extract should I take for Hyperpigmentation?
            
        
        

            Studies have used various dosages. A commonly studied range is 100-300 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Grape Seed Extract?
            
        
        

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

    

    
    

        
            How strong is the evidence for Grape Seed Extract and Hyperpigmentation?
            
        
        

            We rate the evidence as Grade C (Some Evidence). This rating is based on 3 peer-reviewed studies with 180 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
                

                    
Grape Seed Extract für andere Beschwerden

                    

                        
                        
                            Aging Skin & Wrinkles
                            C

                        
                        
                    

                

                
            

        

        

    


    
    












    

        FDA-Haftungsausschluss:
        Diese Aussagen wurden nicht von der Food and Drug Administration bewertet. Die Produkte und Informationen auf dieser Website sind nicht dazu bestimmt, Krankheiten zu diagnostizieren, zu behandeln, zu heilen oder zu verhindern. Die dargestellten Evidenzbewertungen basieren auf unserer Analyse veröffentlichter begutachteter Forschung und stellen keine medizinische Beratung dar. Konsultieren Sie immer Ihren Arzt, bevor Sie mit der Einnahme von Nahrungsergänzungsmitteln beginnen.