PRODUCT REVIEW
Medik8 Crystal Retinal 24
Works for:
based on ingredients and %- Evens skin tone
- Anti-aging
- Anti-blemish
- Moisturizing
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Can it cause trouble?
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Cheaper alternatives
PEACH & LILY - Buy Peach Lily Retinal For All Renewing Serum in Australia - Korean Skincare and Beauty
Price: $170.74
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Product summary
What can the product work for?
Works for
Anti-aging
What does the product description say?
Our iconic vitamin A night serum is clinically proven to visibly smooth stubborn wrinkles, brighten dark spots, decongest and firm your skin , without irritation.
retinal
0.45% -
0.65%
Irritation risk:
Concentration: Effectiveness: HIGH
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
tetrahexyldecyl ascorbate
0.35% -
0.6%
Irritation risk:
Concentration: Insufficient!
Being a lipid soluble form of vitamin C, it is more stable than ascorbic acid, but still degrades quickly and needs to be stabilized in a formulation with another ingredient. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. It might be able to help reduce pore clogging.
3-o-ethyl ascorbic acid
0.2% -
0.4%
Irritation risk:
Concentration: Insufficient!
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Evens skin tone
What does the product description say?
Our iconic vitamin A night serum is clinically proven to visibly smooth stubborn wrinkles, brighten dark spots, decongest and firm your skin , without irritation.
retinal
0.45% -
0.65%
Irritation risk:
Concentration: Effectiveness: HIGH
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
tetrahexyldecyl ascorbate
0.35% -
0.6%
Irritation risk:
Concentration: Insufficient!
Being a lipid soluble form of vitamin C, it is more stable than ascorbic acid, but still degrades quickly and needs to be stabilized in a formulation with another ingredient. It is claimed to penetrate skin better than pure vitamin C and have the the similar benefits, but solid studies of its effectiveness are lacking. Is likely to require a higher concentration in a product than pure vitamin C to be effective. It might be able to help reduce pore clogging.
3-o-ethyl ascorbic acid
0.2% -
0.4%
Irritation risk:
Concentration: Insufficient!
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Anti-blemish
retinal
0.45% -
0.65%
Irritation risk:
Concentration: Effectiveness: HIGH
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
Moisturizing
squalane
0.65% -
0.95%
Irritation risk:
Concentration: Effectiveness: HIGH
An oil naturally present in skin. Works as an emollient to soften the skin and form a protective layer on its surface without a greasy feeling.
caprylic/capric triglyceride
5.5% -
6.7%
Irritation risk:
Concentration: Effectiveness: HIGH
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
glycerin
3.2% -
3.9%
Irritation risk:
Concentration: Effectiveness: HIGH
One of the best moisturizing ingredients. Naturally present in skin. It attracts water to the upper layer of the skin working as a humectant
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Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Anti-aging | |
| Evens skin tone |
Total Promises Fulfilled score:
100/100.
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Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 1
Potential irritants
rubus chamaemorus seed oil
0.5% -
0.75%
Irritation risk:
Works for:
Anti-oxidation
A berry extract that can have some anti-oxidant properties. It helps to preserve product formulations and improve their smell. It can be irritating
retinal
0.45% -
0.65%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-blemish
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
Show more
Comodogenic ingredients
cetearyl alcohol
1.5% -
1.9%
Irritation risk: Comedogenicity: Medium
Works for:
Cleansing,
Moisturizing
A non-drying alcohol. Works as an emollient. Helps water and oil mix together and creates a nice product texture
User reviews (0)
Similar products & dupes
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| Price | ||||||||||||
| WIMJ similarity score |
75%
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80%
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78%
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78%
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78%
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77%
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77%
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77%
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76%
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76%
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76%
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| Irritancy | IRRITANCY
HIGH
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MEDIUM
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MEDIUM
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MEDIUM
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HIGH
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MEDIUM
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MEDIUM
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HIGH
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HIGH
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MEDIUM
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Ingredients & concentrations
All ingredients
Key Actives
retinal
0.45% -
0.65%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-blemish
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
3-o-ethyl ascorbic acid
0.2% -
0.4%
Irritation risk:
Works for:
Anti-oxidation,
Evens skin tone,
Anti-aging
A vitamin C derivative that is more stable but less potent than pure form of vitamin C. Can help neutralize free radicals and help reduce hyperpigmentation, but the required concentration is likely to be much higher than for the pure form of vitamin C, limiting the ingredient's effectiveness in products
Show more
Potential irritants
rubus chamaemorus seed oil
0.5% -
0.75%
Irritation risk:
Works for:
Anti-oxidation
A berry extract that can have some anti-oxidant properties. It helps to preserve product formulations and improve their smell. It can be irritating
retinal
0.45% -
0.65%
Irritation risk:
Works for:
Evens skin tone,
Anti-aging,
Anti-blemish
One step removed from the biologically active in skin form of vitamin A. Once converted to the retinoic acid in the skin, retinal is proven to be effective against all signs of aging. It improves skin cell turnover, helps fight blemishes and clogged pores, can regulate excess oil production and even skin tone. Concentrations of 0.05% and 0.1% are shown to be effective. It can, however, be irritating
Show more
Comodogenic ingredients
cetearyl alcohol
1.5% -
1.9%
Irritation risk: Comedogenicity: Medium
Works for:
Cleansing,
Moisturizing
A non-drying alcohol. Works as an emollient. Helps water and oil mix together and creates a nice product texture
All ingredients
caprylic/capric triglyceride
5.5% -
6.7%
Irritation risk:
Works for:
Moisturizing
A good mix of fatty acids that forms a protective layer on the skin. Improves the shelf life of products. Derived from coconut and glycerin
cyclodextrin
4.5% -
5.5%
Irritation risk:
A type of sugar that is used to support delivery of active ingredients and can enhance their penetration into the skin without disrupting the skin's barrier
Show more
Ingredient list view
Water, Caprylic/capric triglyceride, Cyclodextrin, Glycerin, Isododecane, Cetearyl olivate, Sodium acrylate/sodium acryloyldimethyl taurate copolymer, Cetearyl alcohol, Ppg-12/smdi copolymer, Sorbitan olivate, Tocopheryl acetate, Squalane, Rubus chamaemorus seed oil, Pentylene glycol, Retinal, Dipteryx odorata bean extract, Hydroxypropyl methylcellulose, Sodium hyaluronate, Tetrahexyldecyl ascorbate, Lecithin, Coumarin, Bht, Alumina, Isostearic acid, Polyglyceryl-3 polyricinoleate, Polyhydroxystearic acid, Stearic acid, Lonicera japonica flower extract, Polysorbate 60, Sorbitan isostearate, Lonicera caprifolium flower extract, Vanilla planifolia fruit extract, Daucus carota sativa seed oil, Hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer, Disodium edta, Phenoxyethanol, Hydroxyacetophenone, Ethylhexylglycerin, 3-o-ethyl ascorbic acid, Sodium polyaspartate, Climbazole, Decylene glycol, 1,2-hexanediol, Titanium dioxide, Ci 14700
Sources
- Cyclodextrins: new drug delivery systems in dermatology
- Glycerol and the skin: holistic approach to its origin and functions
- Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety
- Hyaluronic acid: A key molecule in skin aging
- Hyaluronan (Hyaluronic Acid): a natural moisturizer for skin care
- Double-blind, half-face study comparing topical vitamin C and vehicle for rejuvenation of photodamage
- Application of tetra-isopalmitoyl ascorbic acid in cosmetic formulations: Stability studies and in vivo efficacy
- Safety Assessment of Alumina and Aluminum Hydroxide as Used in Cosmetics
- VOLATILE CONSTITUENTS FROM THE FLOWERS OF TWO SPECIES OF HONEYSUCKLE ( LONICERA JAPONICA AND LONICERA CAPRIFOLIUM )
- Chemical composition of the essential oils from the flower, leaf and stem of Lonicera japonica
- New Claims for Wild Carrot (Daucus carota subsp. carota) Essential Oil
- Antioxidant Ability and Stability Studies of 3-O-Ethyl Ascorbic Acid, a Cosmetic Tyrosinase Inhibitor
- Application of sodium polyaspartate in skin care products