Medik8 Crystal Retinal 10 30ml

'An advanced-strength retinal serum for experienced users. It delivers powerful age-defying results, visibly reducing deeper lines and improving skin elasticity.' - Ekin Guney, MSc, Molecular Biology & Genetics, Member of Dermoi Scientific Advisory Board – Product Verification

Scientific Background:

• Kim J, J Cosmet Dermatol., 2021 — MLV-retinaldehyde 0.05/0.1% improved photoaged skin; acceptable tolerability.
  https://onlinelibrary.wiley.com/doi/10.1111/jocd.13993
  Kwon HS, J Cosmet Dermatol., 2018 — RCT: 0.05% vs 0.1% retinaldehyde both effective/tolerated; 0.1% also improved melanin index.
  https://pubmed.ncbi.nlm.nih.gov/29663701/
  (Full text) https://onlinelibrary.wiley.com/doi/10.1111/jocd.12551
• Hyaluronic Acid (sodium hyaluronate) — improves hydration/elasticity; LMW HA reduces wrinkle depth (human).
  Pavičić T, J Drugs Dermatol., 2011 — 0.1% HA creams improved hydration/elasticity; LMW HA reduced wrinkles.
  https://pubmed.ncbi.nlm.nih.gov/22052267/
• Vitamin E — The classic C+E+ferulic photoprotection study used L-ascorbic acid with α-tocopherol (free vitamin E)
• Lin FH et al., J Invest Dermatol. 2005 — https://pubmed.ncbi.nlm.nih.gov/16249491/
• Glycerin — humectant; increases SC water and supports barrier repair.
  Fluhr JW, Skin Pharmacol Physiol., 2008 — “Glycerol and the skin”: hydration/elasticity/barrier mechanisms.
  https://pubmed.ncbi.nlm.nih.gov/18510666/

For inquiries about Crystal Retinal 10, please reach out to Dermoi's Skin Scientists at [email protected] or call (0)20 3963 9930 between 11am and 4pm Monday-Friday. Our experts are ready to provide comprehensive assistance and guidance tailored to your skincare needs.

Medik8 stands at the forefront of science-driven skincare, blending potent ingredients with cutting-edge formulations for dermatologist-approved, long-lasting results. Founded on London’s renowned Harley Street, Medik8 champions the CSA approach—Vitamin C and SPF by day, Vitamin A by night—addressing up to 90% of visible aging.

Manufactured in an ISO-certified UK facility and certified as a B Corp, Medik8 is committed to effectiveness and sustainability.

Dermoi is proud to offer Medik8’s trusted, high-performance products.

How to Use Medik8 Crystal Retinal 10

Step 1
After cleansing in the evening, apply 2 pumps of Crystal Retinal 10 to the face and neck. Allow to absorb then follow with a moisturiser.

Step 2
For new users of Crystal Retinal 10, phase application in gradually. Use twice a week for the first 2 weeks, every other night for the next 2 weeks, then every night. You should always use a sunscreen the next morning after using vitamin A.

We recommend using at least 1 tube of your current Medik8 Crystal Retinal 10 strength before moving up the ladder to the next strength.

Crystal Retinal 10 Q&A

What is Medik8 Crystal Retinal 10?

Medik8 Crystal Retinal 10 is a high-strength night serum formulated with retinaldehyde to address signs of aging like fine lines, wrinkles, and uneven skin tone, delivering fast and visible anti-aging results.

What are the main technologies used in Crystal Retinal 10?

It uses advanced encapsulation for retinaldehyde to minimize irritation and Medik8’s patented stability complex to ensure consistent potency for effective, long-lasting results.

How much retinal is in Medik8 Crystal Retinal 10?

Medik8 Crystal Retinal 10 contains 0.1% retinaldehyde, offering a potent dose for experienced vitamin A users seeking enhanced anti-aging benefits.

Is Medik8 Crystal Retinal 10 more effective than a normal retinol cream?

Yes, retinaldehyde in Crystal Retinal 10 acts up to 11 times faster than standard retinol, making it more effective for visible anti-aging results.

Are there Medik8 Crystal Retinal 10 reviews?

Yes, reviews are available, and you can find additional insights at our store, dermoi.com.

How do I use Medik8 Crystal Retinal 10?

Apply in the evening after cleansing. Begin with twice-weekly use, then gradually increase as skin adjusts. Follow with moisturizer for best results.

Is Medik8 Crystal Retinal 10 a UK brand? Where is it produced?

Yes, Medik8 is a UK-based brand, and all products are formulated and manufactured in the UK.

Are there any side effects of using Medik8 Crystal Retinal 10 (30ml)?

Some users may experience mild redness, dryness, or peeling, which are typical when beginning retinal use. Start slowly to minimize effects.

Can I use a moisturizer after Medik8 Crystal Retinal 10 serum (30ml)?

Yes, following with a moisturizer is recommended to lock in hydration and maximize the serum’s benefits.

Is Medik8 Crystal Retinal 10 night serum suitable for daytime use too?

No, this serum is intended for nighttime use only, as retinaldehyde can increase sun sensitivity.

Medik8 Crystal Retinal 10 Ingredients

Retinaldehyde: Potent form of vitamin A that rapidly smooths wrinkles, enhances texture, and firms without causing irritation.
Hyaluronic Acid: Intensely hydrates by drawing in moisture, resulting in plump, soft, and supple skin.
Vitamin E: Strong antioxidant that effectively defends against free radicals and visible signs of aging.
Glycerin: Naturally attracts moisture, locking it into the skin to maintain lasting hydration and comfort.

Crystal Retinal 10 Full Ingredients

Aqua (Water), Caprylic/Capric Triglyceride, Glycerin, Isododecane, Cetearyl Olivate, Sodium Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Cetearyl Alcohol, PPG-12/SMDI Copolymer, Sorbitan Olivate, Tocopheryl Acetate, Titanium Dioxide, Eclipta Prostrata Extract, Cyclodextrin, Squalane, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Phenoxyethanol, Melia Azadirachta Leaf Extract, Hydroxypropyl Methylcellulose, Sodium Hyaluronate, Tetrahexyldecyl Ascorbate, Rubus Chamaemorus (Cloudberry) Seed Oil, Alumina, Isostearic Acid, Lecithin, Polyglyceryl-3 Polyricinoleate, Polyhydroxystearic Acid, Stearic Acid, Pentylene Glycol, Retinal, Moringa Oleifera Seed Oil, Sodium Polyaspartate, Climbazole, Disodium EDTA, Lonicera Japonica (Honeysuckle) Flower Extract, Lonicera Caprifolium (Honeysuckle) Flower Extract, Daucus Carota Sativa (Carrot) Seed Oil, Ethylhexylglycerin, 3-O-Ethyl Ascorbic Acid, Dipteryx Odorata (Tonka) Bean Extract, Hydroxyacetophenone, Polysorbate 60, Sorbitan Isostearate, Vanilla Planifolia (Vanilla) Fruit Extract, Decylene Glycol, 1,2-Hexanediol, BHT, Coumarin.

Clinically-Proven Formula, Dermatologist Recommended, No Artificial Fragrance, No Synthetic Colours, Paraben Free, Alcohol Free, Certified By The Vegan Society