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Rejuran Pore Tightening Ampoule Dupes & Cheaper Alternatives

From 5 Reddit threads · Updated October 30, 2026

Niacinamide pore ampoule; Reddit finds the finish greasy and results underwhelming. The catch: reddit wasn’t wowed by the advertised repair angle. Here's what Redditors reach for instead.

The short answer

  1. Glow Serum: Propolis + Niacinamide
    Best Overall Alternative

    60% propolis gives a lightweight, glassy finish · $11.05 · 30 ml

  2. Niacinamide Serum
    Best Cheaper Alternative

    Visible pore-smoothing reports · $5.97 · 29.6 ml vs $42.00 for the original

  3. Collagen Reedle Shot
    Best for Texture / Pores

    Niacinamide-led brightening serum · $34.56 · 50 ml

#1

Best Overall Alternative

  • Size: 30 ml
  • Price per ml: $0.37/ml (original $1.40/ml)

The why

A lightweight 60% propolis serum with 2% niacinamide and 0.5% betaine salicylate aimed at hydration, oil control, and leftover marks. Redditors love the finish but sensitive or breakout-prone users report irritation and clogged pores; studies found niacinamide acne results uncertain.

One minus

Breakouts and clogged pores are a recurring dealbreaker

Good forSensitive Skin, Dry Skin

Both recommended for Texture / Pores.

“My pores are non existent and the oil control is top tier.”

— Reddit, r/koreanskincare

The original, at a glance

Why people love it
Pore-focused positioning
Price
$42.00 · 30 ml · $1.40/ml

#2

Best Cheaper Alternative

  • Size: 29.6 ml
  • Price per ml: $0.20/ml (original $1.40/ml)

The why

A straightforward niacinamide serum for oil control, smoother-looking pores, and a less rough finish. Redditors report visible improvements, but daily use or stacking multiple niacinamide products can trigger redness, dryness, flare-ups, or a sticky feel.

One minus

Frequent use can trigger redness and barrier irritation

Good forSensitive Skin

Both recommended for Texture / Pores.

“I'm pleasantly surprised with the improvements I'm seeing already with reduction in pore size across my cheeks and nose”

— Reddit, r/SkincareAddiction

#3

Best for Texture / Pores

  • Size: 50 ml
  • Price per ml: $0.69/ml (original $1.40/ml)

The why

This is a niacinamide serum, used as step zero before your routine. Redditors reach for it for glow and texture, while studies find niacinamide’s acne results uncertain; sensitive skin may face stinging, redness, or breakouts.

One minus

Breakouts and closed comedones are recurring complaints

Both recommended for Texture / Pores.

Other alternatives worth a look

More Serums Reddit recommends for Texture / Pores 

Browse more

Reddit's best serums by concern

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