Compare · Serums
Beta-Glucan Power Moisture Serum vs The Ordinary Hyaluronic Acid 2% + B5: which is better?
Both focus on dehydration relief, but one leans gentler and more barrier-friendly while the other gets praise for plumping with more texture complaints.
The quick answer
Depends what you need
- Rated higher: Beta-Glucan Power Moisture Serum — 95 vs 77 nextscore
- Better for dehydration: Hyaluronic Acid 2% + B5
iUNIK suits barrier support and faster-absorbing hydration, while The Ordinary is better for plumping damp-skin dehydration with a simpler HA focus.
Choose Beta-Glucan Power Moisture Serum if
- you want lightweight hydration that layers easily
- your skin is tret-treated or barrier-stressed
Choose The Ordinary Hyaluronic Acid 2% + B5 if
- you like damp-skin HA hydration that plumps
- you do not mind sticky texture or pilling


At a glance
| Beta-Glucan Power Moisture Serum | The Ordinary Hyaluronic Acid 2% + B5 |
|---|---|
| $0.30/ml | $0.62/ml |
| 95 · 205 verdicts | 77 · 139 verdicts |
| — | Dehydration |
| Beta-Glucan | Hyaluronic Acid |
What Reddit says
Beta-Glucan Power Moisture Serum
What Reddit likes
- Beta-glucan-heavy hydration without much fuss
- Plays nicely with tret, azelaic acid, and barrier routines
- Lightweight slip; sinks in fast on damp skin
Watch out for
- Reformulation complaints are constant; many say it is less hydrating now
- Can sting, redden, or burn reactive skin
- Some breakout-prone users get whiteheads or tiny pimples
The Ordinary Hyaluronic Acid 2% + B5
What Reddit likes
- Damp-skin hydration that actually plumps
- Panthenol plus glycerin for barrier support
- Lightweight enough to layer under moisturizer
Watch out for
- Sticky, tacky, and prone to pilling
- Can feel drier in low humidity
- May sting or break out compromised skin
Compare full ingredient lists · 2 in common
In both · 2
- Water
- Glycerin
Only in Beta-Glucan Power Moisture Serum · 8
- Beta-Glucan(400,000PPM)
- 1,2-Hexanediol
- Butylene Glycol
- Adenosine
- Carbomer
- Tromethamine
- Sodium Polyacrylate
- Sodium PCA
Only in The Ordinary Hyaluronic Acid 2% + B5 · 21
- Sodium Hyaluronate
- Propanediol
- Pentylene Glycol
- Hydrolyzed Hyaluronic Acid
- Sodium Hyaluronate Crosspolymer
- Phospholipids
- Sphingolipids
- Panthenol
- Ahnfeltiopsis Concinna Extract
- Polysorbate 20
- Citric Acid
- Sodium Citrate
- P-Anisic Acid
- Tocopherol
- Trisodium Ethylenediamine Disuccinate
- Caprylyl Glycol
- Ethoxydiglycol
- Ethylhexylglycerin
- Hexylene Glycol
- Phenoxyethanol
- Chlorphenesin