Mandelic Acid Exfoliating & Clearing Serum — Reddit Reviews

• Skin Barrier

  Not proven yet

  Few or mixed studies. This claim isn't established.

  Panthenol: 1 study tested it on its own. See all 11 studies→

  What the studies found

  • The one study that tested it on its own found it helped the skin barrier
  • Skin treated with panthenol lost less water through the skin
  • The benefit was clearest at 1.0% and 5.0% strengths

• Acne

  Not proven yet

  Few or mixed studies. This claim isn't established.

  Mandelic Acid: 1 study tested it on its own. See all 6 studies→

  On Reddit: Once-daily consistency made a huge difference for one user after adding it to their routine. 3 mentions

  What the studies found

  • The one study that tested it on its own found it helped acne
  • It worked about as well as salicylic acid for mild to moderate facial acne
  • It caused fewer side effects than salicylic acid

  Studied at 10–45% · this product: 8%

• Dehydration

  Not proven yet

  Few or mixed studies. This claim isn't established.

  Panthenol: 1 study tested it on its own. See all 4 studies→

  What the studies found

  • The one study that tested it on its own found it helped dehydrated skin
  • Skin held more water after panthenol was put on the skin
  • Panthenol also improved the skin barrier, which helps skin keep moisture in
  • It did not seem to harm the skin's natural bacteria in this study

Research context, not treatment advice. Studies are about the ingredient, not necessarily this exact product.