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Green Coffee Bean Extract 用于 Overweight Management

D

Meta-analysis of 5 RCTs (n=142) found 2.47 kg weight loss, but all studies were of poor methodological quality. A retracted 2012 study inflated initial enthusiasm. Post-retraction reviews suggest modest effects, but high-quality evidence remains lacking.

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结论

            
            
Meta-analysis of 5 RCTs (n=142) found 2.47 kg weight loss, but all studies were of poor methodological quality. A retracted 2012 study inflated initial enthusiasm. Post-retraction reviews suggest modest effects, but high-quality evidence remains lacking.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
5

        
研究数量

    

    

        
142

        
受试者

    

    

        
            
            ↑
            
        
        
Positive

    

    

        D

        
等级

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
常用剂量

                

                    
                    

                        
general:

                        
200-400 mg/day standardized to 45-50% chlorogenic acid

                    

                    
                    

                        
weightmanagement:

                        
400-800 mg CGA/day

                    

                    
                

                
                

                    上限： No established UL; caffeine content varies (typically 10-30 mg per capsule)
                

                
            

            

            

            
            

                最佳服用时间： 30 minutes before meals
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
已报告的副作用

                    
    
                        
                        
  • 
                            ⚠
                            Insomnia (caffeine content)
                        
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  • 
                            ⚠
                            Anxiety
                        
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  • 
                            ⚠
                            Headache
                        
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                            ⚠
                            GI discomfort
                        
    • 
                        
                    

                

                

                
                

                    
已知相互作用

                    
    
                        
                        
  • 
                            ●
                            Diabetes medications (may lower blood sugar)
                        
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                            ●
                            Other caffeine sources (additive effects)
                        
    • 
                        
                        
  • 
                            ●
                            Blood pressure medications
                        
    • 
                        
                    

                

                

                
                

                    

                        可耐受最高摄入量： No established UL; caffeine content varies (typically 10-30 mg per capsule)
                    

                

                
            

            

                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 Green Coffee Bean Extract help with Overweight Management?
            
        
        

            Based on 5 studies with 142 participants, there is preliminary evidence that needs more research that Green Coffee Bean Extract may support Overweight Management management. Our evidence grade is D (Very Early Research).
        

    

    
    

        
            How much Green Coffee Bean Extract should I take for Overweight Management?
            
        
        

            Studies have used various dosages. A commonly studied range is 200-400 mg/day standardized to 45-50% chlorogenic acid. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Green Coffee Bean Extract?
            
        
        

            Reported side effects may include Insomnia (caffeine content), Anxiety, Headache, GI discomfort. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Green Coffee Bean Extract and Overweight Management?
            
        
        

            We rate the evidence as Grade D (Very Early Research). This rating is based on 5 peer-reviewed studies with 142 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
            

        

        

    


    
    












    

        FDA 免责声明:
        这些声明未经美国食品药品监督管理局（FDA）评估。本网站上的产品和信息无意用于诊断、治疗、治愈或预防任何疾病。所展示的证据等级基于我们对已发表的同行评审研究的分析，不构成医疗建议。在开始任何补充剂方案之前，请务必咨询您的医疗保健提供者。