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Pine Bark Extract (Pycnogenol) 用于 色素沉着过度

C 证据 来自小型研究的证据有限，但存在一些积极信号。

Research suggests Pycnogenol may help improve melasma by inhibiting melanogenesis and improving skin microcirculation. Some RCTs show reduced MASI scores.

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            C

        

        

            
结论

            
            
Research suggests Pycnogenol may help improve melasma by inhibiting melanogenesis and improving skin microcirculation. Some RCTs show reduced MASI scores.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
4

        
研究数量

    

    

        
240

        
受试者

    

    

        
            
            ↑
            
        
        
Positive

    

    

        C

        
等级

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
常用剂量

                

                    
                    

                        
general:

                        
50-200 mg/day

                    

                    
                    

                        
skinhealth:

                        
75-150 mg/day

                    

                    
                

                
                

                    上限： Generally well-tolerated up to 450 mg/day
                

                
            

            

            

            
            

                最佳服用时间： With meals
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
已报告的副作用

                    
    
                        
                        
  • 
                            ⚠
                            Mild gastrointestinal discomfort
                        
    • 
                        
                        
  • 
                            ⚠
                            Headache (rare)
                        
    • 
                        
                        
  • 
                            ⚠
                            Dizziness (rare)
                        
    • 
                        
                    

                

                

                
                

                    
已知相互作用

                    
    
                        
                        
  • 
                            ●
                            Immunosuppressants (may modulate immune function)
                        
    • 
                        
                        
  • 
                            ●
                            Antihypertensive medications (may have additive blood pressure lowering)
                        
    • 
                        
                        
  • 
                            ●
                            Anticoagulants (mild antiplatelet effects at high doses)
                        
    • 
                        
                    

                

                

                
                

                    

                        可耐受最高摄入量： Generally well-tolerated up to 450 mg/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 Pine Bark Extract (Pycnogenol) help with 色素沉着过度?
            
        
        

            Based on 4 studies with 240 participants, there is limited but promising evidence that Pine Bark Extract (Pycnogenol) may support 色素沉着过度 management. Our evidence grade is C (Some Evidence).
        

    

    
    

        
            How much Pine Bark Extract (Pycnogenol) should I take for 色素沉着过度?
            
        
        

            Studies have used various dosages. A commonly studied range is 50-200 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Pine Bark Extract (Pycnogenol)?
            
        
        

            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 Pine Bark Extract (Pycnogenol) and 色素沉着过度?
            
        
        

            We rate the evidence as Grade C (Some Evidence). This rating is based on 4 peer-reviewed studies with 240 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  




            

                
                
                

                
                

                    
Pine Bark Extract (Pycnogenol) 用于其他健康状况

                    

                        
                        
                            皮肤老化与皱纹
                            B

                        
                        
                    

                

                
            

        

        

    


    
    














    

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        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。