Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml vs The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml
Side-by-side comparison of scores, ingredients, prices and real customer feedback for Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml and The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml.
Last verified: 07 Apr 2026 · Based on 26 reviews
Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml scores 79.0/100 vs The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml at 78.0/100. Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml wins on effectiveness, ingredient quality. The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml is stronger on skin compatibility and texture experience.
How Do the Scores Compare?
Medik8 Crystal Retinal 3 - ...
Medik8
|
The Ordinary Granactive Ret...
The Ordinary
|
|
|---|---|---|
| Overall Score | 79.0 | 78.0 |
| Effectiveness |
81.0/100
Best
|
68.0/100 |
| Ingredient Quality |
86.0/100
Best
|
78.0/100 |
| Skin Compatibility | 83.0/100 |
87.0/100
Best
|
| Texture & UX | 78.0/100 |
86.0/100
Best
|
| Value for Money | 61.0/100 |
92.0/100
Best
|
| Best Price | £49.00 Amazon UK → |
£8.80
Amazon UK →
Cheapest
|
| Form | N/A | N/A |
| Dose | N/A | N/A |
| Third-Party Tested | ✗ No | ✗ No |
| Reviews Analysed | 13 | 13 |
Medik8 Crystal Retinal 3 - Age-D...
Pros
- ✓Retinaldehyde requires fewer conversion steps to retinoic acid than retinol, producing faster and more reliable results at equivalent concentrations
- ✓Excellent tolerability profile — multiple reviewers with sensitive skin report no irritation when phased in gradually as directed
- ✓Supportive co-ingredients (Hyaluronic Acid, Glycerin, Vitamin E) actively mitigate the dryness and barrier disruption typical of retinoids
- ✓Documented antibacterial activity against acne-causing bacteria provides a dual anti-aging and blemish-clarifying benefit
Cons
- ✗Premium price point makes cost-per-use high relative to retinol-based alternatives offering similar entry-level concentrations
- ✗Pump dispenser reported to malfunction near end of tube, requiring users to cut it open to avoid product waste
- ✗Retinaldehyde is unstable and degrades faster than retinol in air and light — airless packaging mitigates this but shelf life post-opening is limited
- ✗Visible results require 3–6 months of consistent use; several reviewers caution against unrealistic short-term expectations
Best For
The Ordinary Granactive Retinoid...
Pros
- ✓Exceptionally well-tolerated — multiple reviewers report zero irritation, dryness, or purging even with nightly use
- ✓Lightweight emulsion texture absorbs quickly, layers well under moisturiser without pilling
- ✓Fragrance-free, no essential oils, clean preservative system (phenoxyethanol + chlorphenesin)
- ✓HPR (Hydroxypinacolone Retinoate) binds directly to retinoic acid receptors — more efficient than retinol which requires two-step conversion
Cons
- ✗2% HPR concentration may be insufficient for significant photoageing reversal or deep wrinkle reduction
- ✗Contains isopropyl alcohol (mid-list) and isodecyl neopentanoate — minor concern for very sensitive or sensitised skin
- ✗Results are gradual; users expecting rapid visible change may be disappointed
- ✗Cetearyl alcohol and certain esters may be mildly comedogenic for highly acne-prone skin
Best For
What does the data say about Medik8 Crystal Retinal... vs The Ordinary Granactiv...?
Medik8 Crystal Retinal 3 delivers 0.03% retinaldehyde, a Vitamin A derivative that sits one metabolic step closer to active retinoic acid than retinol, making it measurably more potent per concentration without the prescription requirements of tretinoin.
What are the key differences?
Frequently Asked Questions
Which is better, Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml or The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml? ▼
Is Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml worth the price compared to The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml? ▼
Related Product Comparisons
Naturium Retinaldehyde Cream Serum 0.05%, Advanced Anti-Ageing & Smoothing Face & Skin Care
vs Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml
Naturium Retinaldehyde Cream Serum 0.05%, Advanced Anti-Ageing & Smoothing Face & Skin Care
vs The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml
Minimalist 10% Niacinamide Face Serum for Acne Marks, Blemishes & Oil Balancing with Zinc
vs Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml
Minimalist 10% Niacinamide Face Serum for Acne Marks, Blemishes & Oil Balancing with Zinc
vs The Ordinary Granactive Retinoid 2% Emulsion, Advanced Retinoid Alternative for Anti-Aging and Skin Texture Improvement, 30ml
Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml
vs La Roche-Posay Retinol B3 Anti-wrinkles Anti-Ageing Serum With Retinol And Vitamin B3 Suitable For Sensitive Skin 30ml
Medik8 Crystal Retinal 3 - Age-Defying Night Serum - Improves Wrinkles & Skin Firmness- 0.03% Retinal Strength - 11x Faster than Retinol - For New Vitamin A Users - 30ml
vs Paula's Choice CLINICAL 1% Retinol Treatment - Anti Aging & Skin Firming Serum for Face - Fights Wrinkles - with Vitamin C & Peptides - All Skin Types - 5 ml
What the Data Says
Retinol vs retinaldehyde: which actually scores higher?
Retinaldehyde leads by 17.2 points on effectiveness. Across 42 retinol/retinoid products we scored, the 3 retinaldehyde products average 78.3 on effectiveness versus 61.1 for 31 retinol products.
The retinaldehyde products in our database:
- Naturium Retinaldehyde Cream Serum 0.05% — 80 effectiveness, 83 overall
- Paula's Choice CLINICAL Pro Retinaldehyde — 74 effectiveness, 64 overall
- Medik8 Crystal Retinal 3 — 81 effectiveness, 79 overall (uses retinaldehyde despite the name)
All three beat the retinol average on effectiveness. The biological reason: retinaldehyde sits one conversion step closer to retinoic acid, the form your skin actually uses. Retinol requires two conversions; retinaldehyde requires one.
The honest caveat: 3 products is a small sample. The gap is wide enough to take seriously, but we'd want more retinaldehyde products on the market before calling it definitive. For now, the data favours retinaldehyde — but your options are limited.
Why do most retinol products score below average?
31 retinol products average 61.1 on effectiveness. Most land in mediocre territory. The molecule works — but the average product doesn't deliver it well.
The top retinol performers prove it can be done right:
- Paula's Choice CLINICAL 1% Retinol — 82 effectiveness, 76 overall
- Indeed Labs Retinol Reface — 80 effectiveness, 75 overall
- The Ordinary Retinol 0.5% in Squalane — 75 effectiveness, 74 overall
Three factors separate winners from the rest:
- Concentration. Products with clearly stated, meaningful percentages (0.5%–1%) score higher. Many products list retinol without disclosing how much.
- Stability. Retinol degrades with light and air exposure. Good packaging (airless pumps, opaque tubes) and encapsulation technology keep the molecule intact.
- Supporting ingredients. Top scorers pair retinol with stabilisers, squalane, or delivery systems that protect it until it reaches your skin.
The average retinol product fails on one or more of these. A retinol label doesn't guarantee results — the formulation behind it determines whether you're getting active retinol or degraded filler.
Disclaimer: AIScored provides data-driven comparisons based on publicly available reviews. This is not medical advice. Affiliate links may earn us a commission at no extra cost to you.
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