PRODUCT REVIEW
Facetheory REGENA C20 VITAMIN C SERUM
Can it cause trouble?
Appears in
9 routines
Added by Charlie
Add to Compare
Cheaper alternatives
Product summary
What can the product work for?
Anti-aging
What does the product description say?
Regena Serum C20 contains 20% stabilised vitamin C (Ethyl Ascorbic Acid) to increase skin firmness, lighten age spots, help fight acne-causing bacteria and brighten skin.
ferulic acid
0.35% -
0.8%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Concentration: Effectiveness:
LOW
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?
Stabilised vitamin C (Ethyl Ascorbic Acid) can help brighten dull skin, reduce the appearance of age spots and hyperpigmentation, and significantly reduce acne bacteria.
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
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
ferulic acid
0.35% -
0.8%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
Anti-oxidation
ferulic acid
0.35% -
0.8%
Irritation risk:
Concentration: Effectiveness: HIGH
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Concentration: Effectiveness:
MEDIUM
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
Moisturizing
What does the product description say?
Find out more.
dibutyl ethylhexanoyl glutamide
1.7% -
2.6%
Irritation risk:
Concentration: Effectiveness:
LOW
Helps improve the product texture and soften the upper layer of the skin
Honesty check
How honest is this product?
| Promise | Can it deliver? |
|---|---|
| Anti-aging | |
| Evens skin tone | |
| Moisturizing |
Total Promises Fulfilled score:
50/100.
Buy now
We receive a small commission for purchases made through these links at no cost for you. Thank you for your support! Learn more
US Retailers
Can it cause trouble?
- Overall product irritation risk
- Acne & comedogenic risk ingredients: 0
Potential irritants
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Works for:
Evens skin tone,
Anti-oxidation,
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
dibutyl lauroyl glutamide
3.4% -
5.1%
Irritation risk:
Helps improve the product texture and soften the upper layer of the skin
Show more
Comodogenic ingredients
No comodogenic ingredients detected
User reviews (1)
Recommend
1 review
0%
|
100%
How well does it work for anti-aging?
1 review
Poor
Excellent
How well does it work for evening out skin tone?
1 review
Poor
Excellent
How well does it work for moisturization?
1 review
Poor
Excellent
How would you describe the texture?
1 review
heavy
Light
How much does it pill under makeup?
1 review
A lot
Not at all
How much does this product clog
pores?
1 review
Definitely clogs pores
Doesn't clog pores
How would you describe the smell?
1 review
No smell
Light fragrance
Strong fragrance
Loading...
Similar products & dupes
| Facetheory - REGENA C20 VITAMIN C SERUM |  Mesoestetic - Age Element Brightening Concentrate |  Biopelle - Emepelle Serum |  Be Minimalist - Vitamin C + E + Ferulic 16% |  skinmade - Vitamin C E + Alpha Arbutin serum |  Medik8 - Super C30 Intense Serum |  Glow Recipe - Guava Vitamin C + Ferulic Dark Spot Serum | Habitual Skincare - Triple Vitamin C Serum | LACURA - Vitamin C serum |  Josh Rosebrook - C Bright Complex Vitamin C Serum |  Perricone MD - Vitamin C Ester CCC + Ferulic Brightening Complex 20% Duo | |
| Price | |||||||||||
| WIMJ similarity score |
62%
|
60%
|
60%
|
60%
|
60%
|
52%
|
50%
|
50%
|
50%
|
50%
| |
| Key ingredients | Common: Other:
| Common: Other:
| Common: Other: | Common: Other: | Common: Other: | Common: Other: | Common: Other: | Common: Other: | Common: Other: | Common: Other: | |
| Irritancy | IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
LOW
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
MEDIUM
| IRRITANCY
HIGH
|
| Potential Irritants |
|
|
|
|
|
|
|
|
|
|
|
| All ingredients |
|
|
|
|
|
|
|
|
|
|
|
Ingredients & concentrations
All ingredients
Key Actives
ferulic acid
0.35% -
0.8%
Irritation risk:
Works for:
Anti-oxidation,
Anti-aging,
Anti-inflammatory,
Evens skin tone
A potent anti-oxidant that has been shown to be effective in neutralizing free radicals in skin. There seem to have a synergetic effect of ferulic acid, vitamin E and C, meaning that when the ingredients are used together, they enhance each other's ability protect the skin against free radicals. Ferulic acid also helps to stabilize other ingredients - including vitamins C and E. It can help to even out the skin tone. Ferulic acid is approved for use as a sunscreen ingredient in Japan in concentrations up to 10%
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Works for:
Evens skin tone,
Anti-oxidation,
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
Potential irritants
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Works for:
Evens skin tone,
Anti-oxidation,
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
dibutyl lauroyl glutamide
3.4% -
5.1%
Irritation risk:
Helps improve the product texture and soften the upper layer of the skin
Show more
Comodogenic ingredients
We couldn't find any comodogenic ingredients in this product
All ingredients
propanediol
23% -
34%
Irritation risk:
Acts as a solvent for other ingredients. Speeds up the absorption of other ingredients into the skin
3-o-ethyl ascorbic acid
9.1% -
13.6%
Irritation risk:
Works for:
Evens skin tone,
Anti-oxidation,
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
Ingredient list view
Propanediol, 3-o-ethyl ascorbic acid, Olive oil polyglyceryl-4 esters, Dibutyl lauroyl glutamide, Dibutyl ethylhexanoyl glutamide, Ferulic acid