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Niacinamide Serum for Acne – How to Use (Beginner Guide)

  • Team Glowzy
  • Feb 19
  • 2 min read

Updated: Mar 4

Niacinamide serum bottle with dropper on a soft beige background, highlighting a 10% blemish and oil-control skincare formula.

What is niacinamide serum?


Niacinamide is a form of vitamin B3 that helps control oil production, reduce acne, minimize pores, and fade dark spots. It suits beginners and works for oily, acne-prone, and combination skin.


Benefits of niacinamide for acne

  • Controls excess oil

  • Reduces pimples and breakouts

  • Fades acne marks and dark spots

  • Tightens pores

  • Improves skin texture



Who should use niacinamide ?

acne prone skin

  • Acne-prone skin

  • Oily skin

  • Combination skin

  • People with acne marks

  • People with enlarged pores

  • Those dealing with dull skin

  • One who is dealing with uneven skin tone

  • Suffering with redness and inflammation

  • Beginners starting a simple skincare routine


Sensitive skin can also use it (start slowly).


How to use niacinamide serum correctly?


Step 1: Cleanse face

face cleaning with water
Wash your face with a gentle facewash.

Step 2: Apply toner (optional)


Rose water or mild toner helps absorption.


Step 3: Apply niacinamide serum

Serum dropper application on face
Plum 5% Niacinamide & Rice Water Beginner Friendly Face Serum

  • Take 2–3 drops

  • Apply on acne areas or full face

  • Gently tap into skin


Step 4: Moisturize

Moisturizer application shot

Use a light moisturizer.


Step 5: Sunscreen (morning routine)

Suncreen products image
Sunscreen application on face

Never skip sunscreen


When to use

  • Morning OR night

  • Beginners: once daily

  • Later: twice daily if skin tolerates


Best niacinamide serums you can try

Product comparison flatlay (3 serum bottles together)

1. Budget optionNiacinamide 5% serum – Buy here 

2. For beginnersNiacinamide + zinc serum – Buy here

3. For acne marksNiacinamide 10% serum – Buy here


Tips for best results

Skin care routine

  • Do patch test first

  • Use consistently for 4–6 weeks

  • Don’t mix with too many actives initially

  • Pair with sunscreen daily


Common mistakes to avoid


  • Using too much product

  • Expecting overnight results

  • Skipping moisturizer

  • Not wearing sunscreen


Results timeline

before and after skin routine
Before and After Results

  • Week 1–2: oil control

  • Week 3–4: fewer breakouts

  • Week 5–6: marks start fading

Consistency is key.


Final thoughts

Niacinamide is one of the safest and most effective ingredients for acne beginners. Start slow, stay consistent, and choose the right product for your skin type.


👉 Check recommended niacinamide serums here 

1. Budget optionNiacinamide 5% serum – Buy here 

2. For beginnersNiacinamide + zinc serum – Buy here

3. For acne marksNiacinamide 10% serum – Buy here



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