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SkinCited

Collagen Peptides ： Stretch Marks

D

Preliminary evidence suggests collagen supplementation may support skin elasticity, potentially reducing stretch mark severity. Very limited direct evidence.

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            D

        

        

            
結論

            
            
Preliminary evidence suggests collagen supplementation may support skin elasticity, potentially reducing stretch mark severity. Very limited direct evidence.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
2

        
研究数

    

    

        
120

        
参加者数

    

    

        
            
            ↑
            
        
        
Positive

    

    

        D

        
グレード

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
一般的な使用量

                

                    
                    

                        
general:

                        
2,500-5,000 mg/day

                    

                    
                    

                        
skinhealth:

                        
2,500-10,000 mg/day hydrolyzed collagen peptides

                    

                    
                

                
                

                    上限量： Not established; well-tolerated up to 15,000 mg/day in trials
                

                
            

            

            

            
            

                推奨摂取タイミング： Can be taken any time; some prefer on an empty stomach for absorption
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
報告されている副作用

                    
    
                        
                        
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                            ⚠
                            Mild bloating or digestive discomfort
                        
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                            ⚠
                            Unpleasant aftertaste (some marine collagen)
                        
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                            Rare allergic reactions (fish or shellfish-derived)
                        
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                            ⚠
                            Possible calcium elevation (shark cartilage-derived)
                        
    • 
                        
                    

                

                

                
                

                    
既知の相互作用

                    
    
                        
                        
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                            ●
                            No significant drug interactions documented
                        
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                            ●
                            May theoretically interact with calcium supplements (some sources contain calcium)
                        
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                        耐容上限摂取量： Not established; well-tolerated up to 15,000 mg/day in trials
                    

                

                
            

            

                サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Collagen Peptides help with Stretch Marks?
            
        
        

            Based on 2 studies with 120 participants, there is preliminary evidence that needs more research that Collagen Peptides may support Stretch Marks management. Our evidence grade is D (Very Early Research).
        

    

    
    

        
            How much Collagen Peptides should I take for Stretch Marks?
            
        
        

            Studies have used various dosages. A commonly studied range is 2,500-5,000 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Collagen Peptides?
            
        
        

            Reported side effects may include Mild bloating or digestive discomfort, Unpleasant aftertaste (some marine collagen), Rare allergic reactions (fish or shellfish-derived), Possible calcium elevation (shark cartilage-derived). Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Collagen Peptides and Stretch Marks?
            
        
        

            We rate the evidence as Grade D (Very Early Research). This rating is based on 2 peer-reviewed studies with 120 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                

                
                

                    
Collagen Peptides 他の症状・状態について

                    

                        
                        
                            Aging Skin & Wrinkles
                            A

                        
                        
                        
                            Collagen Loss
                            A

                        
                        
                        
                            Dry Skin
                            B

                        
                        
                        
                            Cellulite
                            D

                        
                        
                    

                

                
            

        

        

    


    
    












    

        FDAに関する免責事項:
        これらの記述は米国食品医薬品局（FDA）による評価を受けていません。本ウェブサイトの製品および情報は、疾病の診断、治療、治癒、または予防を目的としたものではありません。表示されているエビデンスグレードは、公開された査読済み研究の分析に基づいており、医療上の助言を構成するものではありません。サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。