Low-Molecular Collagen
Broken down under 300 daltons — smaller than a pore, so it absorbs rather than sitting on the surface and washing off.
The K-beauty serum for skin that's changing
Deep Collagen Cream In Serum
Visibly plumper, firmer-looking skin with low-molecular collagen absorbing where it counts.
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Most collagen products have the same problem: the molecule is too large to go anywhere, so it sits on the surface and calls it a day. This one uses collagen broken down to under 300 daltons — small enough to actually sink in rather than form a film you wash off in the morning.
It arrives as two separate layers in the bottle: a cream layer on top, a serum layer underneath. You shake it to combine them, which is why the texture lands somewhere between the two — richer than a serum, lighter than a cream. Volufiline handles the filler-like plumping, niacinamide evens out tone and texture, and 30 ml lasts roughly two months of nightly use.
Worth knowing: morning and night both work, but if you use it once a day, make it night. 30 ml is about two months of nightly use.
The working part:
30 ml / 1.01 fl. oz. · Full INCI list on the carton
Why do I have to shake it?
Because there are genuinely two layers in there. The cream sits on top of the serum between uses — that's the formula working as designed, not a fault. A few shakes brings it back together.
How quickly will I see a difference?
Plumpness and comfort show up early, often within the first week. Fine lines and firmness take longer — give it four to six weeks of consistent use before you decide.
Is it a serum or a moisturizer?
A serum, with more cushion than most. It goes before your moisturizer, not instead of it — though on oilier skin some people find it's enough on its own at night.
Does collagen in skincare actually do anything?
Standard collagen molecules are too large to absorb, which is where the skepticism comes from — fairly. Cutting the molecule below 300 daltons is what changes the picture, and it's why the size is printed on the bottle rather than buried in the INCI.
Can I use it with retinol or vitamin C?
Yes. Use this after the active has absorbed. If your skin is already reacting to a strong retinol, alternate nights until it settles.
Will it work on sensitive skin?
The formula is built to hydrate rather than exfoliate, so there's nothing in it designed to sting. Patch test on your inner arm first if your skin reacts easily.
What if it's not for me?
Email us within 60 days and we'll refund it — you don't need to send the bottle back.
Shipping:
Free US shipping on orders over $30. You'll get a tracking link by email as soon as it ships.
60-day guarantee:
If it isn't working for you, email us within 60 days and we'll refund it. Keep the bottle.

My skin feels noticeably softer and smoother since adding this to my routine. I especially love how lightweight it feels — no sticky residue at all. My complexion looks fresher and more even.
I’m very selective with skincare because my skin tends to be dry and sensitive. Glosche feels gentle and hydrating without feeling heavy. After a few weeks, my skin looks smoother and more refreshed.
I wasn’t expecting to notice much at first, but I can genuinely see a difference. My skin looks more refined and feels much smoother to the touch. It also gives me a healthy, hydrated glow without feeling greasy.
This has become one of my favorite steps in my skincare routine. It sinks in beautifully and leaves my skin feeling soft and comfortable. With consistent use, my complexion looks brighter, smoother and more refreshed.
I love how simple this is to use. My skin feels soft immediately after applying it, and over time I’ve noticed that my complexion looks smoother and more even. It has definitely earned a permanent spot in my routine.
The usual complaint about collagen is fair: the molecule is far too large to go anywhere, so it sits on the surface and rinses off in the morning. This one is broken down to under 300 daltons — smaller than a pore — so it absorbs instead of forming a film. Inside the bottle it sits in two separate layers, a cream on top and a serum underneath. Shake them together, press two or three pumps into clean skin, and you get the cushion of a cream with the absorption of a serum. Volufiline does the filler-like plumping, niacinamide evens out tone and texture.
Under 300 daltons
Two layers, one step
Collagen has a size problem. The molecule in most products runs into the thousands of daltons — far too large to pass the surface, which is why so much of it washes off in the morning. Cut it below 300 and the picture changes: small enough to sink in, where it can actually do something. That's the number on the bottle, and the reason the rest of the formula is built around it.
The collagen in a typical jar is an enormous molecule — often thousands of daltons. Skin doesn't let anything that size through. So it spreads, sits, feels expensive for an evening, and comes off on your pillow. That's not a marketing failure, it's a physics one, and it's why so many people conclude collagen skincare is a con.
Meanwhile the thing you actually noticed keeps going. Skin looks flatter than it used to by the end of the day. Lines around the eyes and mouth stay put instead of settling back. Richer creams help for an hour, then everything looks the same again.
There are genuinely two layers in there: a cream sitting on top of a serum. Between uses they separate again, which is the formula behaving exactly as designed rather than a fault. A few good shakes brings them back together.
Use it after cleansing, while your face is still slightly damp — or straight after your toner. That's when it absorbs properly instead of sitting on the surface.
Don't rub it around. Warm it between your hands first, then press it into the face and neck until it's gone. Give the areas where lines bother you a second pass.
Follow with your moisturizer, and SPF in the morning.
If you only use it once a day, make it night. Plumpness and comfort turn up early — often within the first week.
Firmness and fine lines take longer. Give it four to six weeks of consistent use before you judge it: 30 ml is about two months of nightly use, so one bottle is enough to find out.
Collagen broken down under 300 daltons — small enough to sink in instead of sitting on the surface.
Volufiline supports volume where skin looks flat, so fine lines appear softer over time.
Shake the cream and serum layers together — the cushion of a cream with the absorption of a serum.
Niacinamide evens out tone and texture while it hydrates, so skin looks fresher too.
If collagen has let you down before
The jar that felt expensive and came off on the pillow. The serum that promised firmness and delivered a nice smell. The problem is almost always the same one: a molecule too large to go anywhere. Here's what we built instead.
| Glosche | Typical collagen product | |
|---|---|---|
| Collagen under 300 daltons | ✓ | ✗ |
| Small enough to absorb, not just coat | ✓ | ✗ |
| Volufiline for filler-like plumping | ✓ | ✗ |
| Niacinamide for tone, not just firmness | ✓ | ✗ |
| Cream and serum layers in one bottle | ✓ | ✗ |
| No tacky film left behind | ✓ | ✗ |
| 60-day money-back guarantee | ✓ | ✗ |
No ten-step routine, no empty promises. A few layers before bed, and your skin does the rest while you sleep.
SHOP NOWFrequently asked questions
Because there really are two of them. A cream layer sits on top of a serum layer, and they drift apart again whenever the bottle stands still. That's the formula doing what it's meant to, not a fault or a sign it has gone off. Shake until the liquid looks uniform and use it straight away.
The skepticism is fair, and it comes down to size. Collagen in most products is an enormous molecule — skin simply doesn't let it through, so it sits on the surface and comes off overnight. Cutting it below 300 daltons changes that. It's the reason the number is printed on the bottle rather than buried in the ingredient list.
A serum, with more cushion than most. It goes before your moisturizer rather than instead of it. That said, if your skin runs oily you may find it's enough on its own at night — the cream layer gives it more substance than a watery serum has.
The filler-like part of the formula. It supports volume in areas where skin has started to look flat, so fine lines around the eyes and mouth appear softer and the surface looks plumper. It works on the shape of the skin rather than on hydration, which is why niacinamide is in there alongside it.
Plumpness and comfort turn up early, often within the first week — skin that looks less flat by morning is usually the first thing people mention. Firmness and fine lines take four to six weeks. One 30 ml bottle is about two months of nightly use, so a single bottle is enough to find out either way.
After cleansing and toner, before moisturizer. Shake first, then two or three pumps onto skin that's still slightly damp. Warm it between your palms and press it in rather than rubbing it around, and give the areas where lines bother you a second pass. In the morning, finish with SPF.
Yes. Let the active absorb first, then use this on top — the cushion it leaves usually makes a strong retinol easier to tolerate rather than harder, since a lot of retinol irritation is really barrier dryness. If your skin is already reacting, alternate nights until it settles.
Email us within 60 days and we'll refund it. You don't need to send the bottle back, and it doesn't matter how much you've used — sixty days is deliberately long enough to actually judge it rather than just try it.