Head to head
iUNIK Beta Glucan Power Moisture Serum vs Medik8 Crystal Retinal 6
Same comparison whichever way you searched it: Medik8 Crystal Retinal 6 vs iUNIK Beta Glucan Power Moisture Serum.
The bottom lineMedik8 Crystal Retinal 6 does more across the board (it leads on brightening / tone, anti-aging), while iUNIK Beta Glucan Power Moisture Serum is the simpler, more pared-back pick.
Reach for Medik8 Crystal Retinal 6 if you want the actives; iUNIK Beta Glucan Power Moisture Serum if you want fewer ingredients doing less, gently. iUNIK Beta Glucan Power Moisture Serum keeps clear of pregnancy-flagged actives, while Medik8 Crystal Retinal 6 carries one that is best paused in pregnancy.
Which should you pick?
Pick Beta Glucan Power Moisture Serum if
- your skin is sensitive or reacts to fragrance
- you want the more affordable option
- you are prone to fungal acne (malassezia)
Pick Crystal Retinal 6 if
- dark spots, dullness or an uneven tone are your focus
- fine lines and firmness are the goal
- you want more actives working at once
What each delivers
Side by side
| Beta Glucan Power Moisture Serum | Crystal Retinal 6 | |
|---|---|---|
| Type | Serum | Serum |
| Key actives | Glycerin, Sodium PCA, Adenosine | Glycerin, Retinal, Squalane |
| Texture | A light, fast-absorbing texture that layers cleanly under the rest of your routine, with no greasy film. | A rich, cushiony cream that sinks in slowly. |
| Fragrance | None detected | Contains fragrance |
| Fungal-acne safe | Likely | Not likely |
| Pregnancy | No flagged actives | One caution |
| Ingredients | 10 listed | 47 listed |
| Price | ~€16 | ~€86 |
What's in one but not the other
Only in Beta Glucan Power Moisture Serum
Both share
Only in Crystal Retinal 6
The molecule doing the work
Better for…
- Dark spots & uneven toneCrystal Retinal 6
- Fine lines & firmnessCrystal Retinal 6
- Dryness & dehydrationEither works
- Sensitive, reactive skinBeta Glucan Power Moisture Serum
iUNIK Beta Glucan Power Moisture Serum is the cheaper of the two (~€16 vs ~€86).
Ready to pick one?
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Common questions
Is iUNIK Beta Glucan Power Moisture Serum or Medik8 Crystal Retinal 6 better for dark spots & uneven tone?
For dark spots & uneven tone, Medik8 Crystal Retinal 6 is the stronger pick by our read of the two formulas. Medik8 Crystal Retinal 6 does more across the board (it leads on brightening / tone, anti-aging), while iUNIK Beta Glucan Power Moisture Serum is the simpler, more pared-back pick. Reach for Medik8 Crystal Retinal 6 if you want the actives; iUNIK Beta Glucan Power Moisture Serum if you want fewer ingredients doing less, gently. iUNIK Beta Glucan Power Moisture Serum keeps clear of pregnancy-flagged actives, while Medik8 Crystal Retinal 6 carries one that is best paused in pregnancy.
Which is cheaper, iUNIK Beta Glucan Power Moisture Serum or Medik8 Crystal Retinal 6?
iUNIK Beta Glucan Power Moisture Serum is the cheaper of the two (~€16 vs ~€86).
Can I use iUNIK Beta Glucan Power Moisture Serum and Medik8 Crystal Retinal 6 together?
They are both serums, so you would normally pick one rather than layer both in the same step. You can keep both and alternate them (morning and night, or on different days) if you like variety, but you do not need two.
Compare it with…
All 33 comparisons
- Beta Glucan Power Moisture Serum vs The Ordinary Niacinamide 10% + Zinc 1%
- Beta Glucan Power Moisture Serum vs The Ordinary Hyaluronic Acid 2% + B5 (Original Formulation)
- Beta Glucan Power Moisture Serum vs The Ordinary Hyaluronic Acid 2% + B5 (with Ceramides)
- Beta Glucan Power Moisture Serum vs CeraVe Resurfacing Retinol Serum
- Beta Glucan Power Moisture Serum vs The Ordinary Azelaic Acid Suspension 10%
- Beta Glucan Power Moisture Serum vs La Roche-Posay Hyalu B5 Suractivated Serum
- Beta Glucan Power Moisture Serum vs Eucerin Anti-Pigment Dual Serum
- Beta Glucan Power Moisture Serum vs The Ordinary Caffeine Solution 5% + EGCG Eye Serum
- Beta Glucan Power Moisture Serum vs The Ordinary Multi-Peptide + HA Serum
- Beta Glucan Power Moisture Serum vs Celimax The Vita A Retinal Shot Tightening Booster
- Beta Glucan Power Moisture Serum vs Vichy Minéral 89 Hyaluronic Acid Booster
- Crystal Retinal 6 vs The Ordinary Niacinamide 10% + Zinc 1%
- Crystal Retinal 6 vs The Ordinary Hyaluronic Acid 2% + B5 (Original Formulation)
- Crystal Retinal 6 vs The Ordinary Hyaluronic Acid 2% + B5 (with Ceramides)
- Crystal Retinal 6 vs The Ordinary Vitamin C Suspension 23% + HA Spheres 2%
- Crystal Retinal 6 vs The Ordinary Retinol 0.5% in Squalane
- Crystal Retinal 6 vs CeraVe Resurfacing Retinol Serum
- Crystal Retinal 6 vs The Ordinary Azelaic Acid Suspension 10%
- Crystal Retinal 6 vs La Roche-Posay Hyalu B5 Suractivated Serum
- Crystal Retinal 6 vs Eucerin Anti-Pigment Dual Serum
- Crystal Retinal 6 vs The Ordinary Caffeine Solution 5% + EGCG Eye Serum
- Crystal Retinal 6 vs The Ordinary Multi-Peptide + HA Serum
- Crystal Retinal 6 vs The Ordinary Granactive Retinoid 2% Emulsion
- Crystal Retinal 6 vs The Ordinary Granactive Retinoid 5% in Squalane
- Crystal Retinal 6 vs Geek & Gorgeous A-Game 10
- Crystal Retinal 6 vs Celimax The Vita A Retinal Shot Tightening Booster
- Crystal Retinal 6 vs Medicube PDRN Pink Peptide Serum
- Crystal Retinal 6 vs Medik8 Liquid Peptides
- Crystal Retinal 6 vs Torriden DIVE-IN Low Molecular Hyaluronic Acid Serum
- Crystal Retinal 6 vs Beauty of Joseon Glow Deep Serum
- Crystal Retinal 6 vs Anua Niacinamide 10% + TXA 4% Serum
- Crystal Retinal 6 vs The Ordinary GF 15% Solution
- Crystal Retinal 6 vs Vichy Minéral 89 Hyaluronic Acid Booster