Introduction
FUSIDYNE may not dominate department store counters yet but among ingredient enthusiasts the name carries a certain quiet prestige. The Korean laboratory brand has earned a reputation for clinically minded formulations that keep marketing fluff at a relative minimum and let performance do the talking.
Enter the elaborately titled Derma Pore 4D Collagen Serum. The moniker sounds like a sci-fi gadget yet the promise is straightforward: “high efficiency derma care for effective changes.” The company states that the serum has cleared a 4D anti-pore test, trials on acne-prone and sensitive skin, and a full clinical study showing improvement in five signs of pore aging plus boosts in density, elasticity, lifting and hydration both on the surface and deeper layers.
Armed with those claims I applied the serum morning and night for a solid two weeks, taking notes on texture, absorption, immediate feel and any visible shifts in pore size or overall bounce. Here is how it measured up and whether it deserves a slot in your routine and in your budget.
What is Derma Pore 4D Collagen Serum?
In simple terms this is a leave-on pore treatment, a type of product designed to sit on the skin after cleansing and help refine the look of enlarged pores while delivering supportive actives that can firm and hydrate. Pore treatments are useful when excess oil, warmer weather or natural aging start to make pores look more pronounced. Rather than relying on short-term blurring powders, a serum format allows ingredients a longer contact time so any skin-supporting benefits have a chance to build.
Fusidynes formula positions itself as a multi-tasker that addresses what it calls the five major signs of pore aging along with wrinkles and loss of elasticity. The brand backs this with several lab tests: a 4D anti-pore assessment, trials on acne-prone and sensitive skin, and a broader clinical study that reported improvements in pore size triggered by heat as well as boosts in skin density, suppleness, lifting and hydration both at the surface and in deeper layers.
The usage is straightforward. You massage a small amount over the entire face and allow it to absorb before moving on to moisturizer or sunscreen. Because the texture is light enough for twice-daily application it aims to slot into most routines without forcing major adjustments, making it an approachable option for anyone curious about targeted pore care.
Did it work?
In the name of science I benched my usual pore treatment for three days before starting the trial, a move that felt both wildly professional and a little reckless. Fourteen days seemed long enough to see real movement yet short enough to keep the rest of my routine intact, so I stayed consistent with cleanser, moisturizer and sunscreen and slotted Derma Pore 4D Collagen Serum in twice daily after cleansing.
Day one impressions were pleasant: a quick spreading texture, zero stinging on freshly shaved areas and a soft hydrated finish that did not fight my sunscreen. For the first week that hydration was the main thing I noticed. My cheeks felt less tight by mid-afternoon and there was a subtle bounce when I pressed a fingertip to the skin, but pores around the nose looked about the same and any talk of lifting felt premature.
Around day eight the serum started to earn its collagen-heavy keep. Under bright bathroom lights the pores beside my nostrils appeared fractionally tighter and my forehead lines looked less etched first thing in the morning. The improvement, while real, was mild and tended to fade by evening once oil and city grime made their daily appearance. Still, I appreciated the gentle refinement without any redness or clogged-pore backlash, something my usual acid-based treatments cannot always claim.
By day fourteen I could tick three boxes: skin felt consistently hydrated, the pore halo on my cheeks was slightly blurred in the early hours and fine lines had a softened look when my face was at rest. What I could not tick were dramatic pore shrinkage, visible lifting or the kind of elasticity boost that makes you question your age in the mirror. Derma Pore 4D Collagen Serum delivered modest gains that align with its clinical promises but did not blow past them.
Will I add it to my permanent lineup? Probably not, mainly because I already own stronger actives that tackle pores faster, but I can see it earning a spot for anyone seeking a gentle collagen-leaning serum that plays nicely with sensitive or acne-prone skin. It works, just on a lower volume setting than the marketing might suggest.
Derma Pore 4D Collagen Serum’s main ingredients explained
The backbone of this formula is a quartet of collagen sources: full length collagen, collagen extract, hydrolyzed collagen and water-soluble collagen. These large and small molecules mostly sit on the surface to improve hydration and the feel of firmness, although the smaller fragments may penetrate a little further and nudge your own fibroblasts to behave more youthfully. Supporting that theme is palmitoyl tripeptide-5, a lab-engineered peptide often used to jump-start new collagen synthesis, and adenosine, a well studied energizer that can soften the look of fine lines.
Hydration receives equal billing. A stack of humectants—glycerin, propanediol, methylpropanediol, betaine, sodium hyaluronate, trehalose, xylitol and its sugar relatives—pulls water into the skin while squalane, neopentyl glycol diheptanoate and triethylhexanoin seal it in with a light emollient film. The result is a finish that feels supple rather than greasy. If you are scanning for clog culprits the ingredient list looks relatively safe; none score high on the standard comedogenic scale that rates how likely a substance is to block pores and spark breakouts.
Plant extracts handle the antioxidant work: green tea, coffee bean, persimmon leaf, grape, safflower flower and chestnut bark lend polyphenols that can neutralize free radicals created by pollution and UV. Beta-glucan joins the party as a calming sugar polymer prized for reducing redness after procedures. Panthenol tops up the soothing effect and hydrogenated lecithin helps the actives slip through the skin barrier.
Fragrance appears near the end of the deck. It did not bother my skin yet anyone with a known sensitivity should patch test first. Another point worth flagging is the multiple collagen sources most likely derived from fish or bovine tissue; that makes the serum unsuitable for strict vegans or vegetarians. No obvious retinoids or exfoliating acids are present so the formula looks pregnancy friendly on paper, yet as always expectant or nursing users should run any new topical by their doctor before diving in.
The overall ingredient script reads like a gentle all-rounder: hydration first, collagen support second, antioxidant defense third. It is a well thought out mix that favors steady comfort over high drama, which aligns neatly with the performance I saw on my own skin.
What I liked/didn’t like
Here is the quick rundown after two weeks of daily use.
What works well:
- Lightweight texture sinks in fast so it layers easily with sunscreens and makeup
- Noticeable boost in surface hydration that lasts most of the day without leaving a greasy finish
- Gentle formula plays nicely with acne prone and sensitive skin, delivering mild pore tightening and line softening without stinging or clogging
What to consider:
- Results are gradual and subtle, so those seeking dramatic pore shrinkage may prefer a stronger active
- Contains fragrance which may not suit highly reactive skin or scent sensitive users
- Collagen sources are animal derived, limiting appeal for vegan routines
My final thoughts
After two weeks of diligent AM-PM use I can say Fusidyne’s Derma Pore 4D Collagen Serum is a solid if unspectacular pore treatment. It delivers balanced hydration, a mild soft focus effect on early morning pores and a gentle nudge to surface elasticity, all without drama. That places it squarely in the sweet spot for people whose skin flares at the mere whisper of acids or retinoids and for beginners seeking a low-irritation entry into targeted pore care. If you already rely on stronger actives or expect a near-instant tightening sensation you will probably find the results too subtle. On my scorecard it lands a very respectable 7/10.
Would I recommend it to a friend? Yes, but with caveats. My acne-prone colleague who wants a break from her salicylic acid toner will appreciate the calm refinement. My friend who chases aggressive resurfacing will not. As always, matching formula strength to skin temperament makes the difference between wow and meh.
If you like the concept but crave alternatives, a few others have impressed me over the past year. Deascal’s Poreless Perfection Serum is an excellent all-rounder that pulls double duty on oil control and hydration at a wallet-friendly price. StriVectin’s Super Shrink Pore Minimizing Serum works a touch faster thanks to its niacinamide and gentle acid blend, while Caudalie’s Vinopure Natural Salicylic Acid Pore Minimising Serum brings botanical salicylic acid for those who can tolerate a bit more exfoliation yet still want a clean beauty angle. I have rotated through each of these and they all earn a confident thumbs-up depending on your skin’s tolerance and your budget.
Before you dash to checkout a quick reality check: any pore treatment, including this one, requires consistent use to maintain the gains. Stop and the widened pores creep back as predictably as Monday morning. Also, please patch test first (I know, I sound like an over-protective parent). A dab behind the ear or along the jawline for a couple of days can spare you a full-face flare-up and a week of regret.