A lightweight serum combining stabilized vitamin C forms with antioxidants, hydrators, and complementary actives to brighten skin tone, support collagen, and address multiple concerns.
Aqua, Glycerin, Propanediol, Sodium Ascorbyl Phosphate, Ascorbic Acid, Glutathione, Ananas Sativus Fruit Extract, Carica Papaya Fruit Extract, Mangifera Indica Fruit Extract, Terminalia Ferdinandiana Fruit Extract, Pleiogynium Timoriense Fruit Extract, Podocarpus Elatus Fruit Extract, Aloe Barbadensis Leaf Juice, Sodium Hyaluronate, Carbomer, Tocopheryl Acetate, Hydroxyethylcellulose, Sodium Hydroxide, Betaglucan, Hexylene Glycol, Sorbitol, Xanthan Gum, Algin, 1,2-Hexanediol, Caprylyl Glycol, Citric Acid, Disodium Phosphate, Sodium Phosphate, Benzoic Acid, Phenoxyethanol, Gold, Polysorbate 60, Potassium Sorbate, Sodium Benzoate, Sorbic Acid
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Guru Score
The Guru Score: every expert's verdict on a product, in one simple number.
Under the score you'll see how many experts weighed in, or "Early verdict" while only a few have. Paid takes count for half in the score.
Guru Certified means at least 6 experts, a score of 85% or more, and almost no Nays.
How we score →Yay
11 experts · Strong agreementWhat the gurus are saying
This serum earns consistent praise for its gentle, well-balanced formulation and genuine brightening results, especially for those with sensitive or dry skin who struggle with stronger vitamin C products. The stable vitamin C derivatives (L-ascorbic acid and sodium ascorbyl phosphate) work alongside glutathione, niacinamide, and hyaluronic acid to fade uneven tone and support skin firmness without irritation. The higher pH limits potency compared to more aggressive formulas, so expect gentler results that reward patience, and those with truly sensitive skin will likely find it more comfortable than the pure L-ascorbic acid alternatives.
What they liked
What they flagged
The concerns the experts tie this product to, in their own words. Paid and founder takes don't count.
“This uses vitamin C alongside glutathione for some great hyperpigmentation work.”
Mad About Skin, watch at 4:45
“This one has vitamin C and glutathione to increase brightness in the skin.”
April Basi, watch at 3:17
“niacinamide for oil control and for brightening hyperpigmentation”
April Basi, watch at 4:14
“I think it's perfect for your everyday vitamin C, especially if you have sensitive or redness-prone skin that can't tolerate the OG L-ascorbic acid serums.”
Dr. Aleksandra Brown, watch at 4:20
“Naturium, which is very good for those with dry, dehydrated skin.”
Dr. Daniel Sugai, watch at 8:58
“when I'm experiencing post-acne marks or let's say I have some texture, this does the job.”
Sincerely Miss Ash, watch at 8:13
Every take we've logged from this product's reviews across YouTube. Click any row to watch the moment they said it.
Independent of what the gurus think, this is what the published research supports about the main active ingredients here.
Topical vitamin C is an antioxidant with reasonable evidence for dullness and uneven tone. It breaks down in light and air, so how a product is formulated and packaged matters as much as the percentage on the front.
Source: DermNet
Ingredients like these draw water into the surface layers and slow how fast it leaves. The evidence is for comfort, softness and hydration rather than for changing the structure of the skin.
Source: DermNet
Vitamin E is an antioxidant, and it is often in a formula to keep the other ingredients stable rather than as the active itself. It pairs well with vitamin C, though on its own the evidence for visible change is limited.
A lightweight serum combining stabilized vitamin C forms with antioxidants, hydrators, and complementary actives to brighten skin tone, support collagen, and address multiple concerns.
Yes. All 11 gurus who reviewed it give it their stamp of approval, for a Guru Score of 86%.
Naturium Vitamin C Complex Serum holds a Guru Score of 86%. That is our read on how warmly the experts talk about it, based on the verdicts of 11 expert reviewers we have collected. It is also Guru Certified, our mark for products that hold broad approval across many expert reviewers.
In their reviews, experts say Naturium Vitamin C Complex Serum is good for dark spots and post-acne marks (3 experts), dull skin (3 experts), excess oil and shine (2 experts), clogged or visible pores (1 expert), redness (1 expert) and skin barrier support (1 expert).
3 experts who reviewed Naturium Vitamin C Complex Serum say it is. Mad About Skin put it this way: “This uses vitamin C alongside glutathione for some great hyperpigmentation work.”
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See how they stack up →Other products the same gurus have weighed in on, plus more from this brand and category.
Compare side by side →Stories where our editors dug into this product or its brand.
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