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Comparison

COSRX The Niacinamide 15 Serum vs iUNIK Beta Glucan Power Moisture Serum

Two serums that compete for the same routine slot. Below is the side by side: what makes each one different and who each one suits best.

COSRX The Niacinamide 15 Serum

COSRX

The Niacinamide 15 Serum

High strength niacinamide for pores and oil control.

Check price on Amazon.de
iUNIK Beta Glucan Power Moisture Serum

iUNIK

Beta Glucan Power Moisture Serum

Single hero ingredient serum with beta glucan, deeply hydrating and calming.

Check price on Amazon.de

Choose The Niacinamide 15 Serum if

  • Your main concern is Pores or Sebum.
  • You have Oily or Combination skin.
  • You want 15 Percent Niacinamide, Zinc in the formula.
  • You prefer the lower price (from €20.00 vs from €22.00).

Choose Beta Glucan Power Moisture Serum if

  • Your main concern is Dehydration or Barrier.
  • You have Dry or Sensitive skin.
  • You want Beta Glucan, Panthenol in the formula.
  • Plumping

At a glance

Category
Serum
Serum
Price
from €20.00
from €22.00
Skin types
  • Oily
  • Combination
  • Acne
  • Dry
  • Sensitive
  • All
Targets
  • Pores
  • Sebum
  • Blemishes
  • Dehydration
  • Barrier
  • Redness
Key ingredients
  • 15 Percent Niacinamide
  • Zinc
  • Beta Glucan
  • Panthenol
Pros
  • visibly minimizes pores
  • quick absorbing
  • Plumping
  • Calming
Cons
  • can pill under heavy SPF
  • Slightly tacky
How to use
Use morning or night after toner.
Apply morning and night after toner.

Ingredient interactions

No flagged interactions between the key ingredients in these two products. You can layer them at different routine steps without a known conflict.

Check any two ingredients

FAQ

What is the main difference between COSRX The Niacinamide 15 Serum and iUNIK Beta Glucan Power Moisture Serum?

Both are serums. COSRX The Niacinamide 15 Serum focuses on Pores and Sebum, while iUNIK Beta Glucan Power Moisture Serum targets Dehydration and Barrier. Ingredient wise, COSRX The Niacinamide 15 Serum leads with 15 Percent Niacinamide and Zinc; iUNIK Beta Glucan Power Moisture Serum uses Beta Glucan and Panthenol.

Can I use COSRX The Niacinamide 15 Serum and iUNIK Beta Glucan Power Moisture Serum together?

They serve the same routine step, so pick one at a time rather than layering.

Which one is cheaper, COSRX The Niacinamide 15 Serum or iUNIK Beta Glucan Power Moisture Serum?

COSRX The Niacinamide 15 Serum is the more affordable option based on current listed prices (from €20.00 vs from €22.00).

Read the full reviews

See full The Niacinamide 15 Serum review See full Beta Glucan Power Moisture Serum review

COSRX The Niacinamide 15 Serum

Check price on Amazon.de

iUNIK Beta Glucan Power Moisture Serum

Check price on Amazon.de

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