Caudalie Vinoperfect Radiance Serum Review (2023 ✅)

Caudalie Vinoperfect Radiance Serum

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Product Name: Vinoperfect Radiance Serum

Product Description: Caudalie brings a unique grape extract to the table that brightens dark spots and evens skin tone.

Brand: Caudalie

Offer price: 79.00

Currency: USD

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Product Summary

• Key Ingredients: Viniferine (ε-viniferin), Olive Squalane, Vitamin E, Chamomile
• Number of Ingredients: 17
• Potential Skin Irritants: Fragrance
• Product Design: Transparent Glass Bottle with Dropper
• Texture & Smell: Light Gel Consistency with Mild Floral Scent
• Results (YMMV): Brighter and More Luminous Skin, Improved Skin Clarity, Diminished Dark Spots, and More Even Skin Tone
• Price Per Oz: $79.00
• Refund Policy: Within 14 Days (return shipping is not covered)
• Where To Buy: Caudalie, Sephora, Amazon
• Best Deal: Get a 1.0 oz Full Size Bottle in Vinoperfect Brightening Solution Set for the SAME PRICE ($79), plus an additional 1.6 oz Essence and 0.5 oz Moisturizer
• Overall Opinion: Caudalie's No. 1 bestseller has been shakin' the grapevine with exclusive Viniferine to promote a brighter and more radiant complexion.

• Ingredients
• Product Design
• Texture & Smell
• Results
• Price

Overall

4

Pros

• One Study Showed Viniferine is 62x More Potent than Vitamin C
• Very Easy to Apply and Leaves a Luxurious Feeling on Your Skin
• Short-Term Results include Hydration, Smoothness, and Clearer Skin
• Long-Term Results include Radiance, Evenness, and Reduced Dark Spots

Cons

• Limited Third-Party Research on Viniferine (Patented by Caudalie)
• Transparent Glass Dropper Bottle Does Not Prevent Oxidation
• Some People Saw No Results or Experienced Breakouts
• Very Expensive (But Offers Good Value, In My Opinion)

Caudalie Vinoperfect Radiance Serum Review

Caudalie Vinoperfect Radiance Serum is one of the all-time bestselling face serums.

But does this dark spot corrector live up to its popularity and reputation?

At the center of this product is the key ingredient Viniferine (a.k.a. ε-viniferin), an exclusive grapevine sap extract that was discovered by French professor Joseph Vercauteren and patented by Caudalie in 2003 (source: Google Patents).

Caudalie claims that Viniferine is "62 times more effective than Vitamin C". Is this true?

You'll find all the answers to these questions in my review of Vinoperfect Radiance Serum, including my personal opinion, community feedback, and where to find the best deal.

(spoiler: it's the Vinoperfect Brightening Solution Set which is the exact same price but contains 3 full size products including a bonus 1.6 oz essence and 0.5 oz moisturizer).

Ingredients: 4.0/5.0

First of all, let's talk about the key ingredients in Caudalie Vinoperfect Radiance Serum:

• Viniferine (a.k.a. ε-viniferin): a patent-protected grape extract derived from grapevine sap and reputed to have skin brightening properties (source: A Huge PVDF Adsorption Difference Between Resveratrol and ε-Viniferin Allows to Quantitatively Purify Them and to Assess Their Anti-Tyrosinase Property, 2014).
• Olive Squalane: a plant-derived saturated oil that acts like a natural moisturizer (source: Healthline).
• Vitamin E (Tocopheryl Acetate): a powerful antioxidant that protects your skin from oxidative stress and provides hydration (source: Vitamin E in Dermatology, 2016).
• Chamomile Extract: a traditional herb with anti-inflammatory properties that soothes sensitive skin (source: Practical Uses of Botanicals in Skin Care, 2009).

The star ingredient is Viniferine: a grapevine sap extract that Caudalie claims is "62 times more effective than Vitamin C at boosting radiance and evening the complexion".

That's a bold statement (yes, that's meant to be a pun!) considering the reputation and clinical studies on Vitamin C (a.k.a. L-Ascorbic Acid) that support its melanin inhibition and collagen synthesis properties for promoting brighter and tighter skin, respectively.

(source: The Roles of Vitamin C in Skin Health, 2017)

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Is Viniferine (a.k.a. ε-viniferin in the medical literature) really as good as Caudalie claims?

Well, the answer is both yes and no.

Upon further investigation, I found that ε-viniferin was originally discovered by Professor Joseph Vercauteren at the University of Montpellier in France. The name rang a bell and then I realized that he was THE professor whose research into grape extracts inspired Mathilde and Bertrand Thomas to create Caudalie in 1993 (source: Caudalie).

Professor Vercauteren is one of the leading experts on plant polyphenols (micronutrients with antioxidants). In 2014, he co-authored a study to determine the melanin inhibition properties of ε-viniferin against known substances using mushroom tyrosinase:

• ε-viniferin was 62 times more effective than Ascorbic Acid (Pure Vitamin C)
• ε-viniferin was 13 times more effective than Arbutin (a natural form of Hydroquinone)
• ε-viniferin was 4 times more effective than Kojic Acid

(source: A Huge PVDF Adsorption Difference Between Resveratrol and ε-Viniferin Allows to Quantitatively Purify Them and to Assess Their Anti-Tyrosinase Property, 2014)

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I believe this study is the original source of Caudalie's claim that Viniferine is "62 times more effective than Vitamin C". However, there are a few important caveats to consider:

• This study only presents in-vitro evidence (i.e. on non-living subjects). In contrast, Vitamin C is supported by in-vitro and in-vivo studies (i.e. on human volunteers)
• We don't know how effectively Viniferine actually penetrates the skin barrier. In contrast, the skin penetration abilities of Vitamin C are well-established (source: Topical L-Ascorbic Acid: Percutaneous Absorption Studies, 2001)
• Finally, this study is not independent as Vercauteren is affiliated with Caudalie and two of the authors work for Caudalie R&D at the University of Montpellier

Overall, Viniferine is a promising, but not yet proven, ingredient for skin brightening use, such as treating hyperpigmentation, post-acne marks, and uneven skin tone.

This is combined with hydrating boosters like Olive Squalane, antioxidants like Vitamin E, and soothing extracts like Chamomile, in a clean formulation (only 17 ingredients).

Overall, I give the ingredients a score of 4.0. (Viniferine is promising, but not yet proven)

Product Design: 4.5/5.0

When it comes to product design, I’m mainly focused on overall functionality and usability, although I do occasionally give bonus points for exceptional aesthetics.

In general, it’s important to protect the contents from light, air, and heat exposure to prevent oxidation and preserve ingredient freshness for maximum results.

In my opinion, the gold standard is an opaque container with a pump dispenser as this limits both light and air exposure (an example is Drunk Elephant C-Firma Day Serum).

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In the case of Vinoperfect Radiance Serum, Caudalie uses a transparent glass bottle with a standard dropper. Usually, I'm very critical of this type of packaging because it's not very effective at preventing oxidation from light, air, or heat exposure.

In fact, dropper bottles have a notorious design flaw as they expose the entire formula to the air (oxygen) in your bathroom each time you open the bottle.

However, I don't know if Viniferine has any stability issues (like with L-Ascorbic Acid), so I'm going to give this product design the benefit of the doubt. In other words, it's possible that using a transparent dropper bottle is 100% appropriate for this product.

Finally, the bottle has a nice overall quality and finish, which is consistent with Caudalie's luxury beauty reputation and the price point of this product.

Overall, I give the product design a score of 4.5. (glass dropper bottle, luxurious finish)

Texture & Smell: 5.0/5.0

Next, let's take a look at the ease of use and wearability of Vinoperfect Radiance Serum.

In my experience, this brightening serum has a light gel consistency that is easy to apply and provides a relaxing sense of hydration at the same time.

It didn't feel sticky or tacky at all and seemed to absorb into my skin pretty easily.

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In terms of fragrance, Caudalie uses a blend of "citrus blossom, orange tree leaves, watermelon, and mint" (which sounds like a strange salad or appetizer).

However, my nose is not particularly good as it seemed more like a mild floral scent.

In addition, I did not notice any skin reactions (and the ingredient list is pretty clean) but if you are sensitive to fragrances, you should definitely try a sample size first.

Overall, I genuinely enjoyed the experience of using Vinoperfect Radiance Serum as it felt like a luxurious gel cream that provided a calming and hydrating sensation.

Overall, I give the texture & smell a score of 5.0. (light gel consistency, mild floral scent)

Results: 4.0/5.0

The most important question is, does Vinoperfect Radiance Serum actually work?

Personally, I've only been able to test a few sample sizes but I'd like to eventually invest in a full size bottle (when my wallet can handle it).

Here's a quick summary of my experience:

• Immediate Results: my skin felt more hydrated and less shiny afterwards (like the feeling of using a sleeping mask such as La Neige Water Sleeping Mask).
• Short-Term / Next Day Results: the main difference that I noticed was my skin seemed smoother and clearer of blemishes (but not dark spots or uneven skin tone). However, I wouldn't exactly say there was an increase in overall radiance.

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In terms of community feedback, the overall sentiment has been extremely positive.

I counted over 3,300 reviews across Caudalie, Sephora, and Amazon with high ratings on each platform (5 stars - Caudalie, 4.2 stars - Sephora, and 4.4 stars - Amazon).

Most of these reviews are from Sephora (2,400+) where Vinoperfect Radiance Serum has 84K Loves (which is a Wish List feature that indicates popularity).

I definitely found a lot of positive testimonials (people who claimed that it's the holy grail, can't live without it, brightened their complexion, all the good stuff).

But I was equally interested to read the more critical reviews, including:

• Some users didn't see results after a few weeks on brown spots or discoloration
• One woman said she had no results after using it for 3 months on age spots
• The remaining reviewers complained about breakouts or skin reactions

Overall, I had a good experience with Vinoperfect Radiance Serum and noticed some of the short-term improvements (greater hydration, smoothness, and skin clarity). In addition, the community feedback has been extremely positive with the product maintaining a 4+ rating even after 2,400+ reviews on Sephora and 600+ reviews on Amazon.

Overall, I give the results a score of 4.0. (very good results; I'd consider upgrading to 5.0 once I can confirm the long-term effects myself with before/after photos)

Price: 2.5/5.0

Finally, we have the price category and it's the lowest rated one for a good reason.

At $79 per oz, Vinoperfect Radiance Serum ranks in the upper range of affordability.

However, you can get the best deal through the Vinoperfect Brightening Solution Set which costs exactly the same price ($79) as a 1.0 oz bottle, but includes 3 full sized products:

• 1.0 oz Vinoperfect Radiance Serum
• 1.69 oz Vinoperfect Glycolic Brightening Essence
• 0.5 oz Vinoperfect Instant Brightening Moisturizer

If you're still shopping around, here are some popular alternatives to consider:

• SkinCeuticals Serum 10 AOX+ (a budget C E Ferulic): $70 per oz (@ SkinCeuticals)
• Paula’s Choice C15 Super Booster: $73 per oz (@ Paula’s Choice)
• Drunk Elephant C-Firma Day Serum: $80 per oz (@ Amazon)
• Murad Vita-C Glycolic Brightening Serum: $80 per oz (@ Amazon)

If you're looking for a Vitamin C Serum, I highly recommend SkinCeuticals Serum 10 AOX+ which is a 50% cheaper version of the famous SkinCeuticals C E Ferulic.

RELATED:

• Paula's Choice C15 Super Booster Review
• Drunk Elephant C-Firma Day Serum Review

On the other hand, here are some more budget-friendly options:

• La Roche-Posay 10% Pure Vitamin C Serum: $40 per oz (@ Amazon)
• Ole Henriksen Truth Serum: $50 per oz (@ Sephora)
• Clinique Even Better Clinical Radical Dark Spot Corrector: $54 per oz (@ Sephora)
• Kiehl’s Clearly Corrective Dark Spot Solution: $56 per oz (@ Sephora)

RELATED:

• Ole Henriksen Truth Serum Review
• Clinique Dark Spot Corrector Review
• Kiehl's Clearly Corrective Dark Spot Solution Review

Overall, I give the price a score of 2.5. (pretty expensive, but you can get an amazing deal with the Vinoperfect Brightening Solution Set which is the exact same price at $79)

Caudalie Vinoperfect Radiance Serum Reviews

Finally, I’ve handpicked two customer reviews that I feel are fair and representative:

"Not only do all Caudalie products smell delicious, but this product is the BEST serum I have ever used. Brightens skin to give a beautiful glow. I don't even need foundation anymore. Like I always say, take care of your skin first, and it will take care of you."

"Obsessed. I swear this product is magic. Goes on so smooth, not sticky, smells great and I noticed a difference in my overall complexion and tone within a week or two. Will buy again."

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