Niacinamide

Niacinamide (Vitamin B3) is the overachiever your skin’s been waiting for. This multitasker helps shrink the look of pores, fade stubborn dark spots, balance oil, and reinforce your barrier, all with a calm, no-sting touch. It’s also a pro at easing redness and smoothing texture, which makes it a go-to for breakouts, blotchiness, and stressed-out skin. Shop PSA’s Niacinamide heroes to hit reset on clarity, calm, and control.

  • HEROINE
    Awarded:

    HEROINE

    Mandelic & Licorice Superfood Glow Toner
    $36.00
    $36.00 $36.00 USD
  • VISIBLE IMPROVEMENT
    Featured In

    VISIBLE IMPROVEMENT

    Peptides & Niacinamide Serum
    $43.00
    $43.00 $43.00 USD
  • PSA Silver Lining moisturize on the white background

    SILVER LINING

    Dioic & Willowherb Clarifying Cream
    $38.00
    $38.00 $38.00 USD
  • GOALS
    Featured In

    GOALS

    Multi Acids & Probiotics Perfecting Night Serum
    $46.00
    $46.00 $46.00 USD
  • DEW HALO
    Awarded:

    DEW HALO

    Niacinamide & Blackberry Glow Mist
    $31.00
    $31.00 $31.00 USD
  • MORNING GLOW DUO

    MORNING GLOW DUO

    HEROINE + LIQUID DEW
    $65.00
    $65.00 $82.00 USD

    SAVE 20%
  • DEEP HYDRATION DUO

    DEEP HYDRATION DUO

    DEW HALO + THE MOST
    $59.00
    $59.00 $74.00 USD

    SAVE 20%
  • CLEAR & CALM SET

    CLEAR & CALM SET

    RESET + VISIBLE IMPROVEMENT + SILVER LINING
    $89.00
    $89.00 $112.00 USD

    SAVE 20%
  • NIGHT REPAIR RITUAL

    NIGHT REPAIR RITUAL

    GOALS + SILVER LINING
    $67.00
    $67.00 $84.00 USD

    SAVE 20%
  • DUSK RITUAL BUNDLE

    DUSK RITUAL BUNDLE

    LIQUID CLARITY + DEW HALO + HEROINE
    $68.00
    $68.00 $98.00 USD

    SAVE 30%
  • RADIANCE & TONE SET

    RADIANCE & TONE SET

    SILVER LINING + LIGHT UP + LIQUID DEW + GOALS
    $121.00
    $121.00 $173.00 USD

    SAVE 30%
  • BARRIER RESET

    BARRIER RESET

    LIQUID PANACEA + THE MOST + SILVER LINING
    $78.00
    $78.00 $112.00 USD

    SAVE 30%

The Multitasker Your Routine Has Been Missing

Most ingredients do one thing well. Niacinamide does everything. A form of Vitamin B3, it works across multiple skin concerns simultaneously, regulating oil production, fading dark spots, strengthening the skin barrier, and visibly refining pores all at once. For skin that faces more than one challenge at a time, which is most skin, Niacinamide is the ingredient that holds the whole routine together.

Visibly Clearer Skin Without the Compromise

Niacinamide has a rare ability to target the root causes of uneven, congested, and reactive skin without ever tipping into irritation. It calms redness, controls excess shine, and fades post-breakout marks, working quietly and consistently in the background so that over time, skin simply looks cleaner, clearer, and more balanced. No purging, no adjustment period, no catch.

The One That Makes Your Whole Routine Work Harder

Beyond its own impressive results, Niacinamide actively supports the skin barrier, the foundation that determines how well your skin absorbs and responds to everything else you apply. A stronger barrier means less sensitivity, better moisture retention, and greater tolerance for the more active ingredients in your routine. Niacinamide doesn't just improve your skin. It improves your entire approach to skincare.