
“Strengths skin barrier and protects skin against external stressors”
This product contains good ingredients to attract water to the upper layer of the skin. These ingredients are called "humectants": sodium hyaluronate, propylene glycol.
When humectants are on the surface of the skin, they “pull in” the moisture from the outside environment, or from within deeper layers of the skin. If the air is dry, humectants can speed up the moisture loss from the skin. This is why it is a good idea to use another product on top of this one to help "seal in" the moisture (look for ingredients like dimethicone, squalane, oils and butters).
The following ingredients in this product are especially good for supporting the skin barrier and helping with the hydration level: panthenol
“The Brightener - Give your skin a megadose of L-ascorbic acid - 20% concentration with Ferulic Acid and Vitamin E. Our 20% Vitamin C + E Ferulic Acid serum brightens skin, helps support and build collagen, and evens out tone.”
This product can help reduce hypepigmentation and even out the skin tone because it contains the following effective ingredients: ascorbic acid.
The following ingredient (ingredients) in this product might be helpful, but there is no evidence to confirm that it actually can help even out the skin tone: ferulic acid.
Keep in mind that you would need to apply any topical skincare targetted at hypigmentation consistently for a couple of months to get a result. No topical skincare product can help get rid of hyperpigmentation (including post-acne marks and age spots) instantly.
“Experience advanced, high-potency skincare with Timeless Skin Care’s 20% Vitamin C + E Ferulic Acid Serum—an ingredient-focused, clinical-strength formula designed for visible brightening, dark spot reduction, and anti-aging support.”
This product can help reduce and prevent fine lines and wrinkles, improve skin elasticity and firmness because it contains ascorbic acid.
These ingredients in the product can also be helpful, even though there is less evidence for their effectiveness: ferulic acid.
Keep in mind that it typically takes at least 6 weeks to notice any results because the changes that are needed to improve fine lines and elasticity happen in the deeper layers of the skin. No topical anti-aging product can “erase” wrinkles or fully reverse signs of aging.
This product contains antioxidants (ascorbic acid, ferulic acid, tocopherol) that can help neutralize free radicals in skin. By doing so, they can lessen the damage the skin gets from the UV light (sun).


6 of 6 community members would buy it again.
Great bang for your buck! Used for several years and still the best dupe of the OG. Ph matters with Vit C and this formulation has long been tried and true for its efficacy. If you are looking for C serum and can tolerate, I highly recommend this product. They also make a 10% version which would be a good intro/test for most.
Very nice formula. Rehydrating and brightening. Works very well under sunscreen and make up. Holy grail vitamin C serum. Slight smell that soon disappears, not artificially scented.
Filter by role to see what each ingredient is doing.
The most well-researched antioxidant that works in skin. Helps neutralize free radicals supporting collagen production, helping to even out the skin tone and preventing early signs of aging
More about Ascorbic acidHelps oil and water mix together and can enhance the penetration of other ingredients into the skin. It can be irritating
More about Propylene glycolPure form of vitamin E. Can help moisturise and protect the skin from free radicals. Often used to help stabilise other ingredients or the formula itself
More about TocopherolHelps attract water to the upper layer of the skin and can help improve skin barrier function
More about PanthenolA 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%
More about Ferulic acidOne of the best moisturizing ingredients. Attracts water into the upper layer of the skin
More about Sodium hyaluronateA preservative. Can be used to mask unpleasant smell. Can be irritating
More about Benzyl alcoholWater, Ethoxydiglycol, Ascorbic acid, Propylene glycol, Tocopherol, Polysorbate 80, Panthenol, Ferulic acid, Sodium hyaluronate, Benzyl alcohol, Dehydroacetic acid
Retailers ranked by price — lowest first.
Match % combines shared ingredients, the first five ingredients, shared actives and hero ingredients, irritancy (lower counts in the alternative's favour), texture and body area. Only products in the same routine step are compared.
| Timeless Skin Care20% Vitamin C + E Ferulic Acid SerumYOUR PRODUCT | FormulystActive Serum – Vitamin B, C, E, Ferulic + Niacinamide | Eczema Honey CoEczema Honey 15% Vitamin C + Ferulic Acid Serum | SkinCeuticalsC E Ferulic vitamin C serum | |
|---|---|---|---|---|
| Match | — | 100% | 100% | 100% |
| Price | $26.32 | — | $23.95−$2.37 | $207.67+$181.35 |
| Shared key ingredients | — | 5 of 5 | 4 of 5 | 5 of 5 |
| Key difference | — | Glycerin | Glycerin | Glycerin |
| Irritancy | Medium | Low | Low | Low |
| Drying alcohol | — | — | — | — |
| View product | Shop | Shop | Shop |
More alternatives: NourishMax VITAMIN C + B + E + FERULIC & RETINOL SERUMBiobare Vitamin C, B, E & Ferulic Serum
"Timeless Skin Care - 20% Vitamin C + E Ferulic Acid Serum" is effective for: Anti-aging, Moisturizing and Evens skin tone
The product retails for 38.50CA$ in Canada, from 47.62A$ up to 68.44A$ in Australia, from 15.50$ up to 59.00$ in the United States and for 29.99£ in the United Kingdom.
For a detailed price comparison: click here.
Every concentration estimate and effectiveness label is anchored to one of these 13 studies and safety reviews.
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