A lightweight overnight eye serum combining hydrating ingredients like glycerin with gentle retinoids and vitamin C to target fine lines, texture, and under-eye hydration.
Glycerin, Water/Aqua/Eau, Squalane, Caprylic/Capric Triglyceride, Isodecyl Neopentanoate, Hydrogenated Polydecene, Pentylene Glycol, Rosa Canina Seed Oil, Propanediol, Sodium Acrylates Copolymer, Borago Officinalis Seed Oil, Oenothera Biennis (Evening Primrose) Oil, Ceramide NP, Bisabolol, Avena Sativa (Oat) Bran Extract, Glycyrrhetinic Acid, Centella Asiatica Extract, Phospholipids, Retinyl Linoleate, Retinol, Tocopheryl Acetate, Tocopherol, Glycine Soja (Soybean) Oil, Gluconolactone, Polyglyceryl-10 Stearate, 1,2-Hexanediol, Lecithin, Maltodextrin, Potassium Sorbate, Caprylhydroxamic Acid, Trisodium Ethylenediamine Disuccinate, Levulinic Acid, Sodium Levulinate, Benzyl Alcohol, Sodium Benzoate
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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 →Mixed
7 experts · Strong agreementWhat the gurus are saying
This serum smooths under-eye texture and plumps skin noticeably, with most gurus praising its comfortable, occlusive formula that hydrates without heaviness or milia. The retinol content (not widely promoted) works gently enough for nightly use on delicate skin, and the stabilized vitamin C form suits those sensitive to standard ascorbic acid. One expert found it delivered no visible change despite sustained use and felt the price didn't justify the results, though he acknowledged it was a pleasant formula to apply.
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.
“It's made a difference especially to that texture under the eyes.”
James Welsh, watch at 45:27
“My eye area feels more smooth, more hydrated, more plump and bright.”
Allie Glines, watch at 2:53
“It combines really super hydrating ingredients like glycerin along with gentle retinoids to help visibly minimize fine lines and smoother skin under the eyes.”
James Welsh, watch at 14:15
“It combines really super hydrating ingredients like glycerin along with gentle retinoids to help visibly minimize fine lines and smoother skin under the eyes.”
James Welsh, watch at 14:15
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.
Retinoids are among the best studied ingredients in dermatology, with solid evidence for acne and for the fine lines and rough texture that come from sun exposure. Dryness and flaking in the first few weeks are common and usually settle.
Source: DermNet
Ceramides are part of the skin's own barrier, and moisturisers built around them have evidence for holding water in and settling the tightness and flaking that come with a damaged barrier.
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
A lightweight overnight eye serum combining hydrating ingredients like glycerin with gentle retinoids and vitamin C to target fine lines, texture, and under-eye hydration.
The gurus mostly approve it, but with enough reservations to keep it in the middle at a Guru Score of 73%.
Summer Fridays Jet Lag Overnight Eye Serum holds a Guru Score of 73%. That is our read on how warmly the experts talk about it, based on the verdicts of 7 expert reviewers we have collected.
Summer Fridays Jet Lag Overnight Eye Serum is generally suited to mature skin.
In their reviews, experts say Summer Fridays Jet Lag Overnight Eye Serum is good for rough or uneven texture (2 experts), dull skin (1 expert), fine lines and wrinkles (1 expert) and fine lines around the eyes (1 expert).
2 experts who reviewed Summer Fridays Jet Lag Overnight Eye Serum say it is. James Welsh put it this way: “It's made a difference especially to that texture under the eyes.”
Lower-priced eye-care products the gurus still rate highly, versus this mid-range pick.
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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