Anua PDRN Hyaluronic Acid Capsule 100 Serum Dupes & Cheaper Alternatives
From 32 Reddit threads · Updated October 6, 2026
Hydrating HA serum with PDRN buzz for plumper, dewier skin; pricey. The catch: can sting or irritate HA-sensitive skin. Here's what Redditors reach for instead.
The short answer
Best Overall AlternativeMulti-weight HA blend for fast, layered hydration · $20.49 · 50 ml
Best Cheaper AlternativeWatery, fast-absorbing centella · $6.00 · 30 ml vs $27.37 for the original
Same Active: Hyaluronic AcidHuge 300 ml bottle · $30.00 · 300 ml
#1
Best Overall Alternative
- Size: 50 ml
- Price per ml: $0.41/ml (original $0.92/ml)
The why
One minus
Can sting, burn, and cause red bumps or dry patches
Good forSensitive Skin, Dry Skin
Both recommended for Dehydration.
“Some hyaluronic acid products I’ve personally used and liked are Torriden Dive-In Low Molecular Hyaluronic Acid Serum”
— Reddit, r/SkincareAddiction
The original, at a glance
- Why people love it
- Plumps fast with a dewy finish
- Price
- $27.37 · 29.9 ml · $0.92/ml
#2
Best Cheaper Alternative
- Size: 30 ml
- Price per ml: $0.20/ml (original $0.92/ml)
The why
A watery centella ampoule that people use before moisturizer or tret. It suits irritated, dehydrated, or barrier-damaged skin. On very reactive faces, it can sting, break out, or do basically nothing.
One minus
Can trigger closed comedones or whiteheads
Good forSensitive Skin, Dry Skin
Both recommended for Dehydration.
“I have dehydrated skin and love 2-3 layers of skin 1004 Madagascar Centella Ampoule.”
— Reddit, r/30PlusSkinCare
#3
Same Active: Hyaluronic Acid
- Size: 300 ml
- Price per ml: $0.10/ml (original $0.92/ml)
The why
A bare-bones hyaluronic acid serum with sodium hyaluronate, built for layering under moisturizer or using like a thin toner. Dry and dehydrated skin usually likes it; some acne-prone or damaged-barrier folks get closed comedones or extra dryness.
One minus
HA can dry you out if you don't seal it in
Good forSensitive Skin
Both recommended for Dehydration.
“Mixsoon glacier water hyaluronic acid serum is also great for hydration”
— Reddit, r/koreanskincare
#4
Best for Dehydration
- Key actives: Hyaluronic Acid 2%
- Size: 30 ml
- Price per ml: $0.62/ml (original $0.92/ml)
The why
A hyaluronic acid serum with panthenol and glycerin that people mainly use for dehydration and post-retinoid tightness. Best on damp skin under moisturizer, especially if your barrier is cranky. Dry climates and heavy layering can make it feel sticky or useless.
One minus
Sticky, tacky, and prone to pilling
Good forDry Skin, Sensitive Skin
Both recommended for Dehydration.
“some extra hydration ingredients like hyaluronic acid from the ordinary”
— Reddit, r/SkincareAddiction
Other alternatives worth a look
Hydration monster for tight, flaky skin · 365 mentions
Niacinamide-FreeGentle
Centella, panthenol, and ceramide NP do the barrier-support job · 195 mentions
Gel TextureGentle
Alpha-arbutin + niacinamide for spot-fading · 67 mentions
BrighteningTexture / Pores
5% niacinamide does the heavy lifting · 50 mentions
Gel TextureBrightening
Centella-heavy barrier rescue · 187 mentions
Cream TextureHeavy/Rich
Multi-path brightening formula with tranexamic acid, niacinamide, and alpha-arbutin · 110 mentions
GentleBrightening
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