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Green Tea Extract (EGCG) untuk Abdominal Fat Reduction

B

Sub-analysis of green tea RCTs suggests EGCG may preferentially reduce abdominal (visceral) fat through catechol-O-methyltransferase inhibition. A 12-week study found significant reduction in total abdominal fat area on CT imaging.

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            B

        

        

            
Kesimpulan

            
            
Sub-analysis of green tea RCTs suggests EGCG may preferentially reduce abdominal (visceral) fat through catechol-O-methyltransferase inhibition. A 12-week study found significant reduction in total abdominal fat area on CT imaging.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
8

        
Studi

    

    

        
600

        
Peserta

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
Peringkat

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Dosis yang Umum Digunakan

                

                    
                    

                        
general:

                        
250-500 mg/day standardized to 50% EGCG

                    

                    
                    

                        
equivalent:

                        
3-5 cups green tea/day

                    

                    
                    

                        
weightmanagement:

                        
400-800 mg EGCG/day

                    

                    
                

                
                

                    Batas atas: 800 mg EGCG/day (hepatotoxicity risk above this; rare but documented)
                

                
            

            

            

            
            

                Waktu terbaik diminum: With meals (reduces nausea risk); avoid on empty stomach; space from iron-containing foods/supp
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Efek Samping yang Dilaporkan

                    
    
                        
                        
  • 
                            ⚠
                            Nausea on empty stomach
                        
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  • 
                            ⚠
                            Insomnia (caffeine content)
                        
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                            ⚠
                            Rare hepatotoxicity at high doses
                        
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  • 
                            ⚠
                            Reduced iron absorption
                        
    • 
                        
                    

                

                

                
                

                    
Interaksi yang Diketahui

                    
    
                        
                        
  • 
                            ●
                            Nadolol (reduced bioavailability)
                        
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                            ●
                            Iron supplements (reduced absorption)
                        
    • 
                        
                        
  • 
                            ●
                            Blood thinners (theoretical)
                        
    • 
                        
                        
  • 
                            ●
                            Other stimulants (additive effects)
                        
    • 
                        
                    

                

                

                
                

                    

                        Asupan atas yang dapat ditoleransi: 800 mg EGCG/day (hepatotoxicity risk above this; rare but documented)
                    

                

                
            

            

                Selalu konsultasikan dengan tenaga kesehatan Anda sebelum memulai suplemen apa pun.Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai suplemen apa pun.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Green Tea Extract (EGCG) help with Abdominal Fat Reduction?
            
        
        

            Based on 8 studies with 600 participants, there is moderate evidence from clinical studies that Green Tea Extract (EGCG) may support Abdominal Fat Reduction management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Green Tea Extract (EGCG) should I take for Abdominal Fat Reduction?
            
        
        

            Studies have used various dosages. A commonly studied range is 250-500 mg/day standardized to 50% EGCG. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Green Tea Extract (EGCG)?
            
        
        

            Reported side effects may include Nausea on empty stomach, Insomnia (caffeine content), Rare hepatotoxicity at high doses, Reduced iron absorption. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Green Tea Extract (EGCG) and Abdominal Fat Reduction?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 8 peer-reviewed studies with 600 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
Bahan lain untuk Abdominal Fat Reduction

                    

                        
                        
                            Probiotics (Lactobacillus gasseri)
                            A

                        
                        
                        
                            Omega-3
                            B

                        
                        
                        
                            DHEA
                            C

                        
                        
                    

                

                

                
                
                
            

        

        

    


    
    












    

        Penafian FDA:
        Pernyataan-pernyataan ini belum dievaluasi oleh Food and Drug Administration. Produk dan informasi di situs web ini tidak dimaksudkan untuk mendiagnosis, mengobati, menyembuhkan, atau mencegah penyakit apa pun. Peringkat bukti yang disajikan didasarkan pada analisis kami terhadap penelitian yang ditinjau sejawat dan tidak merupakan saran medis. Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai regimen suplemen apa pun.