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5-HTP 用于 情绪性进食

C 证据 来自小型研究的证据有限，但存在一些积极信号。

As a serotonin precursor, 5-HTP may reduce emotional and stress-driven eating through modulation of hypothalamic satiety centers and reward pathways. Pilot studies show reduced carbohydrate cravings. Must avoid combination with SSRIs due to serotonin syndrome risk.

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            C

        

        

            
结论

            
            
As a serotonin precursor, 5-HTP may reduce emotional and stress-driven eating through modulation of hypothalamic satiety centers and reward pathways. Pilot studies show reduced carbohydrate cravings. Must avoid combination with SSRIs due to serotonin syndrome risk.

            
            
        

    










    

  
Key Study Findings





    

        
        

            

                
                    In Vitro
                
                
                
                
            

            
                Enhanced production of 5-hydroxytryptophan through the regulation of L-tryptophan biosynthetic pathway.
            
            

                
                Dose: recombinant E. coli strain for 5-HTP biosynthesis (engineered pathway)
                
                
                vs: Placebo
                
                
                
                效果: 5-HTP production increased to 1.61 g/L (24% improvement); residual L-trp reduced from 1.66 to 0.2 g/
                
                
                None
                
            

            
        

        
    







    
    

        
        

            

  
Key Statistics





            


    

        
3

        
研究数量

    

    

        
80

        
受试者

    

    

        
            
            ↑
            
        
        
Positive

    

    

        C

        
等级

    




        


        
        
        

            

  
Referenced Papers





            

                
                

                    

                        
                            Enhanced production of 5-hydroxytryptophan through the regulation of L-tryptophan biosynthetic pathway.
                        
                        
                            
                                Other
                            
                            
                            
                        
                    

                    

                        Applied microbiology and …
                        2020
                        
                        30 次引用
                        
                    

                

                
                

                    

                        
                            5-Hydroxytryptophan: a clinically-effective serotonin precursor.
                        
                        
                            
                                Review
                            
                            
                            
                        
                    

                    

                        Alternative medicine review …
                        1998
                        
                        216 次引用
                        
                    

                

                
            

        

        

        
        
        

            

  
Dosage & Usage





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


            
            

                
常用剂量

                

                    
                    

                        
general:

                        
50-100 mg 1-3x/day

                    

                    
                    

                        
starting:

                        
50 mg/day and titrate up

                    

                    
                    

                        
appetitecontrol:

                        
250-300 mg/day 30 min before meals

                    

                    
                

                
                

                    上限： 500 mg/day; avoid combining with SSRIs, SNRIs, MAOIs, or triptans (serotonin syndrome risk)
                

                
            

            

            
            

                
研究中使用的剂量

                

                    

                        
                            

                                剂量
                                持续时间
                                效果
                                N
                            

                        
                        
                            
                            

                                recombinant E. coli strain for 5-HTP biosynthesis (engineered pathway)
                                --
                                
                                    
                                    Positive
                                    
                                
                                --
                            

                            
                        
                    

                

            

            

            
            

                最佳服用时间： 30 minutes before meals on an empty stomach
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
已报告的副作用

                    
    
                        
                        
  • 
                            ⚠
                            Nausea
                        
    • 
                        
                        
  • 
                            ⚠
                            Drowsiness
                        
    • 
                        
                        
  • 
                            ⚠
                            GI discomfort
                        
    • 
                        
                        
  • 
                            ⚠
                            Serotonin syndrome risk with contraindicated medications
                        
    • 
                        
                    

                

                

                
                

                    
已知相互作用

                    
    
                        
                        
  • 
                            ●
                            SSRIs (serotonin syndrome risk — NEVER combine)
                        
    • 
                        
                        
  • 
                            ●
                            SNRIs (serotonin syndrome risk — NEVER combine)
                        
    • 
                        
                        
  • 
                            ●
                            MAOIs (serotonin syndrome risk — NEVER combine)
                        
    • 
                        
                        
  • 
                            ●
                            Triptans (serotonin syndrome risk)
                        
    • 
                        
                        
  • 
                            ●
                            Carbidopa
                        
    • 
                        
                    

                

                

                
                

                    

                        可耐受最高摄入量： 500 mg/day; avoid combining with SSRIs, SNRIs, MAOIs, or triptans (serotonin syndrome risk)
                    

                

                
            

            

                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 5-HTP help with 情绪性进食?
            
        
        

            Based on 3 studies with 80 participants, there is limited but promising evidence that 5-HTP may support 情绪性进食 management. Our evidence grade is C (Some Evidence).
        

    

    
    

        
            How much 5-HTP should I take for 情绪性进食?
            
        
        

            Studies have used various dosages. A commonly studied range is 50-100 mg 1-3x/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of 5-HTP?
            
        
        

            Reported side effects may include Nausea, Drowsiness, GI discomfort, Serotonin syndrome risk with contraindicated medications. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for 5-HTP and 情绪性进食?
            
        
        

            We rate the evidence as Grade C (Some Evidence). This rating is based on 3 peer-reviewed studies with 80 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  




            

                
                

                    
其他成分用于 情绪性进食

                    

                        
                        
                            Ashwagandha
                            C

                        
                        
                    

                

                

                
                

                    
5-HTP 用于其他健康状况

                    

                        
                        
                            食欲控制
                            C

                        
                        
                    

                

                
            

        

        

    


    
    






  
References

  
    
    
    
  1. 
      [1]
      Da Xu et al..
      Appl Microbiol Biotechnol.
      2020.
      Enhanced production of 5-hydroxytryptophan through the regulation of L-tryptophan biosynthetic pathway.
      doi:10.1007/s00253-020-10371-y
      PubMed
    
    2. 
    
    
  2. 
      [2]
      T C Birdsall.
      Altern Med Rev.
      1998.
      5-Hydroxytryptophan: a clinically-effective serotonin precursor.
      
      PubMed
    
    3. 
    
  















    

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