Qu Some Niacinamide 10% Serum: AM vs PM Routine Science

Routine Science
Why using this niacinamide serum at the wrong time could sabotage your glow.
Expert Analysis · Honest Reviews · Real Results
🌅 **AM vs PM — Don’t Screw This Up**
Look, you can slather niacinamide whenever you want. But use it wrong? Your glow goes on strike. AM with vitamin C? You just wasted $20. PM with acids? Hello, irritation roulette. This serum is picky — and that’s actually a good thing.

The real trick? It hates competition. Layer it alone, wait 60 seconds, then move on. I learned the hard way.

🌙 **Qu Some Niacinamide 10% Serum**
$16.99 on Amazon. 30ml. The claim that got me: “pore-refining without peeling.” I’ve been burned by 10% before (looking at you, The Ordinary’s zinc version that pilled like a cheap sweater). This one? No pilling. No sting.

1

10% Pure Niacinamide

Zero frills, no filler ingredients — just the active at a strong but stable dose.

2

Zinc PCA

Tames oil without turning your face into the Sahara. Actually works.

3

No Fragrance, No Dyes

Smells like nothing. Which is exactly what I want at this price.

white and black plastic bottle beside white heart shaped ornament

Photo: Viva Luna Studios / Unsplash

🔬 **What’s Actually Inside**
Water, niacinamide, zinc PCA, butylene glycol, and a few stabilizers. That’s it. No trendy adaptogens. No “triple-fermented mushroom extract.” Just the two heavy hitters doing their jobs.

  • Niacinamide (10%): shrinks pores, evens tone, strengthens barrier
  • Zinc PCA: sebum control without stripping
  • Butylene Glycol: lightweight hydration that carries the actives
  • Xanthan Gum: keeps texture from being watery garbage
a bottle of cb cb cb cb cb cb cb cb cb cb cb cb cb

Photo: Mockup Free / Unsplash

🧴 **Texture & Reality Check**
It’s a thin gel-serum — think runny aloe, not snot. Absorbs in 12 seconds flat. No sticky finish. I slapped it on after cleansing, waited half a minute, then moisturizer. First week: nothing exciting. Second week: my T-zone stopped looking like a glazed donut by 3pm.

Unexpected thing? It actually calmed a weird red patch near my jaw that no other niacinamide touched. Didn’t see that coming.

💡

One Thing: Use it AM *before* sunscreen, PM *after* cleansing but before any occlusives. Wait 60 seconds between layers — or it’ll pill under makeup.
silhouette photography of person

Photo: Greg Rakozy / Unsplash

⏰ **Real Results, No Hype**
Week 4: pores on my nose look smaller — not gone, but visibly less “orange peel.” Oil production cut by about 40%. Dark spots from an old breakout? Faded maybe 20%. Not a miracle worker, but consistent.

Buy if
You have combo/oily skin and want a budget-friendly pore refiner that won’t irritate.
⏭️

Skip if
You’re dry as dust — this needs a rich moisturizer on top or you’ll feel tight.
💰

Worth it?
For $17? Yeah. It does what it says. No fluff.
three makeup brushes on top of compact powders

Photo: Rosa Rafael / Unsplash

✨ **Final Word**
Use it morning *or* night — just don’t mix it with acids or vitamin C in the same layer. Keep it simple, keep it solo.

8.2/10
Solid, cheap, no drama
🛍️

Where to Buy: Amazon — $16.99. No travel size yet, but the bottle lasts 2 months with daily use.