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Whey Protein 用于 减重期间的肌肉保持

A

Meta-analysis of 14 RCTs (n=626) found whey protein preserved lean mass while reducing fat mass (1.49 kg) and waist circumference (1.32 cm) during caloric restriction. High leucine content maximally stimulates mTOR-mediated muscle protein synthesis.

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结论

            
            
Meta-analysis of 14 RCTs (n=626) found whey protein preserved lean mass while reducing fat mass (1.49 kg) and waist circumference (1.32 cm) during caloric restriction. High leucine content maximally stimulates mTOR-mediated muscle protein synthesis.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
14

        
研究数量

    

    

        
626

        
受试者

    

    

        
            
            ↑
            
        
        
Positive

    

    

        A

        
等级

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
常用剂量

                

                    
                    

                        
general:

                        
20-40 g/serving

                    

                    
                    

                        
mealreplacement:

                        
25-50 g/serving

                    

                    
                    

                        
weightmanagement:

                        
1.2-1.6 g protein/kg/day total (whey supplementing diet)

                    

                    
                

                
                

                    上限： No established UL for protein; kidney-healthy adults can safely consume 2.0+ g/kg/day
                

                
            

            

            

            
            

                最佳服用时间： Post-exercise (30 min window), between meals, or as meal replacement
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
已报告的副作用

                    
    
                        
                        
  • 
                            ⚠
                            Bloating
                        
    • 
                        
                        
  • 
                            ⚠
                            Gas
                        
    • 
                        
                        
  • 
                            ⚠
                            Digestive discomfort (especially with lactose sensitivity)
                        
    • 
                        
                        
  • 
                            ⚠
                            Acne (anecdotal)
                        
    • 
                        
                    

                

                

                
                

                    
已知相互作用

                    
    
                        
                        
  • 
                            ●
                            Levodopa (protein may reduce absorption)
                        
    • 
                        
                        
  • 
                            ●
                            Antibiotics (some bind to calcium in whey)
                        
    • 
                        
                    

                

                

                
                

                    

                        可耐受最高摄入量： No established UL for protein; kidney-healthy adults can safely consume 2.0+ g/kg/day
                    

                

                
            

            

                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 Whey Protein help with 减重期间的肌肉保持?
            
        
        

            Based on 14 studies with 626 participants, there is strong evidence from multiple clinical trials that Whey Protein may support 减重期间的肌肉保持 management. Our evidence grade is A (Strong Evidence).
        

    

    
    

        
            How much Whey Protein should I take for 减重期间的肌肉保持?
            
        
        

            Studies have used various dosages. A commonly studied range is 20-40 g/serving. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Whey Protein?
            
        
        

            Reported side effects may include Bloating, Gas, Digestive discomfort (especially with lactose sensitivity), Acne (anecdotal). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Whey Protein and 减重期间的肌肉保持?
            
        
        

            We rate the evidence as Grade A (Strong Evidence). This rating is based on 14 peer-reviewed studies with 626 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
其他成分用于 减重期间的肌肉保持

                    

                        
                        
                            BCAAs
                            B

                        
                        
                    

                

                

                
                

                    
Whey Protein 用于其他健康状况

                    

                        
                        
                            食欲控制
                            B

                        
                        
                        
                            减重手术后营养支持
                            B

                        
                        
                    

                

                
            

        

        

    


    
    












    

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