Retinol Retinal NAD+ 2000 Serum — Reddit Reviews

• Anti-Aging

  Strong evidence

  Retinol: 15 studies tested it directly. See all 23 studies→

  Both ingredients for anti-aging

  Retinol · Strong evidence

  • Most studies found retinol helped with signs of aging like wrinkles, uneven tone, and dark spots
  • It often improved fine lines and wrinkles, including in sun-damaged and older skin
  • It also improved uneven pigmentation, roughness, smoothness, and skin firmness in many studies
  • Retinol sometimes worked about as well as other common anti-aging treatments, though not always better
  • The most common side effects were redness, irritation, scaling, stinging, and dryness

  Studied at 0.1–5% · this product: 0.1%

  Retinal · Some evidence

  5 studies tested it directly. See all 9 studies→

  • Most studies found retinal helped with signs of aging
  • Studies found smoother skin and fewer wrinkles with retinal
  • Some studies found firmer, thicker skin and better elasticity
  • One study found stronger retinal improved skin tone, while both strengths improved texture and hydration
  • The reported side effects were generally mild, and studies described it as safe

  Studied at 0.05–0.1% · this product: 0.1%

• Hyperpigmentation

  Some evidence

  Retinol: 5 studies tested it directly. See all 12 studies→

  What the studies found

  • All 5 studies that tested it directly found it helped fade dark spots or patches
  • Studies found it improved sun spots, melasma, and uneven skin tone on the face
  • A large review of many clinical trials also found retinol improved pigmentation in sun-damaged facial skin
  • The most common side effects were irritation, redness, dryness, scaling, stinging, burning, and itching

  Studied at 0.15–10% · this product: 0.1%

• Acne

  Some evidence

  Retinol: 2 studies tested it directly. See all 5 studies→

  What the studies found

  • Both studies that tested it directly found it helped acne
  • It reduced pimples, blackheads and whiteheads in people with facial acne
  • It also reduced red, sore spots when used on its own
  • Another acne ingredient worked better overall in one study
  • The side effect mentioned was peeling

  Studied at 0.03–1% · this product: 0.1%

• Texture/Pores

  Not proven yet

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

  Retinol: 2 studies tested it directly. See all 3 studies→

  What the studies found

  • Both studies that tested it directly found it helped with skin texture
  • Studies found it made skin feel smoother and reduced roughness
  • One study also found it improved uneven skin tone
  • It worked about as well as tretinoin in one study

  Studied at 0.25–3% · this product: 0.1%

• Dullness

  Not proven yet

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

  Retinol: 2 studies tested it directly. See all 2 studies→

  What the studies found

  • The results were split, so there is no clear answer yet on retinol for dullness
  • Some studies found skin looked more even and dark spots faded
  • Some studies found it improved signs of sun damage linked with dull-looking skin
  • The most common side effects were irritation, with mostly mild side effects overall

  Studied at 0.3–1.1% · this product: 0.1%

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