Do I use a serum before or after moisturizer?

Before. Serums are lighter and more concentrated, so they go on first, straight onto clean skin. Give it a moment to absorb, then follow with your day or night cream. The rule is thinnest to thickest: the serum delivers the active ingredients and the moisturizer on top seals them in. Skip the cream and you lose much of the benefit, especially with hydrating serums.

How do I use a hyaluronic acid serum correctly?

Apply it to slightly damp skin, then seal with a moisturizer. Hyaluronic acid is a humectant, meaning it draws water toward itself. On dry skin in dry air it can pull moisture from deeper layers instead of holding it at the surface. Damp skin gives it water to grab, and the cream on top locks everything in. That small two-step habit makes a noticeable difference.

Which serum should I start with if I'm new to them?

Start with one serum matching your main concern rather than layering several. For simple daily hydration, the Bio Marine Natural Collagen Face Serum at $21 is an easy base with hyaluronic acid and plant collagen. If firmness and radiance are your goal, the La Pearl Serum at $25 is a straightforward twice-daily option. Use it consistently for a few weeks before judging results.

Are Dead Sea mineral serums a treatment for skin conditions?

No. Dead Sea minerals are skincare, not medicine. They support hydration and general skin comfort, which is why they feature across this collection, but they don't treat or cure any condition. Think of these serums as a pampering, quality-boosting step in a routine. If you have a specific skin concern that worries you, that's a conversation for a dermatologist, not a cosmetic product.

Serum | Ashury

Q: Can a collagen serum actually rebuild my skin's collagen?

Not the deep structural kind. The collagen that gives skin its firmness sits in the dermis, and topical collagen molecules are generally too large to reach it. What a collagen serum genuinely does is improve the surface: better hydration and a temporarily smoother, firmer look. That's a real cosmetic benefit and worth having. It just isn't the same as regrowing structural collagen, so treat firming claims as surface-level.

A serum is the most concentrated step in your routine, and it goes on after cleansing but before moisturizer. That's the short version. If you only remember one thing, remember the order: thinnest to thickest. Serum first, cream on top. The serum delivers active ingredients; the cream that follows locks them in. Skip the cream…

A serum is the most concentrated step in your routine, and it goes on after cleansing but before moisturizer. That’s the short version. If you only remember one thing, remember the order: thinnest to thickest. Serum first, cream on top. The serum delivers active ingredients; the cream that follows locks them in. Skip the cream and you lose much of the benefit, especially with water-loving ingredients like hyaluronic acid.

So what actually is a serum? Think of it as a targeted booster. It’s lighter than a cream, sinks in fast, and carries a higher dose of whatever it’s built around, minerals, collagen, vitamins, or humectants. It won’t replace your moisturizer. It sits underneath it and does the specialized work.

How to use a serum (and where it fits)

Clean skin. A few drops or a light layer. Press it in, wait a moment for it to absorb, then follow with your day or night cream. That’s the whole ritual. Most of these formulas are meant for twice-daily use, morning and evening, though richer ones tend to shine at night when your skin isn’t fighting sun and makeup.

One practical tip that trips people up: humectant serums, the hyaluronic kind, work best applied to slightly damp skin, then sealed with a moisturizer. Hyaluronic acid is a humectant, meaning it pulls water toward itself. On bone-dry skin in dry air, it can pull moisture out of deeper layers instead of holding it in. Damp skin, then seal. That small habit makes a real difference.

Understanding the actives, honestly

Two ingredients dominate the serum aisle, and both are worth understanding plainly.

Hyaluronic acid is a hydrator, not a filler. It plumps the surface by holding water, which softens the look of fine lines temporarily and gives skin a smoother, dewier feel. It’s gentle and suits nearly everyone. Just remember the damp-skin-then-seal rule above.

Collagen is where honesty matters. Your skin’s firmness comes from collagen deep in the dermis, and topical collagen molecules are generally too large to travel there and rebuild it. What a good collagen serum genuinely does is improve the surface: better hydration, a temporarily smoother, firmer appearance. That’s a real, visible cosmetic benefit. It’s just not the same as regrowing structural collagen, and any product promising that is overselling.

The Dead Sea mineral angle running through these formulas is mineral skincare, not medicine. Minerals support hydration and skin comfort. They’re a lovely part of a routine, not a treatment for any condition.

Serums for the face

If you want a straightforward daily hydrator, the Bio Marine Natural Collagen Face Serum – For All Skin Types – 40 ml is an easy starting point at $21. It pairs hyaluronic acid with ceramide and plant collagen, so it leans on hydration and surface smoothing, and it’s built to be the base layer of an everyday routine. Good for anyone new to serums or wanting something uncomplicated.

For a firmer, more radiant look, the La Pearl Serum is a 50 ml formula at $25, designed for twice-daily use on clean skin before your moisturizer. It suits people who want that classic serum step without fuss. In a similar mid-range spot, the Alternative – Active Facial Serum – 50 ml runs $30 and combines Dead Sea minerals with vitamins, aimed at softening the visible signs of aging while keeping skin balanced, a nice pick for mature or combination skin.

Want more concentration? The Black Pearl Hyaluronic Nutritional Serum for All Skin Types (30 ml) at $66 layers hyaluronic acid with vitamins and Dead Sea minerals for a richer nutritional boost, meant to leave skin smoother. If firmness is your focus, the Black Pearl Pure Collagen Firming Serum for Normal to Dry Skin (30 ml) is $63 and built around a high concentration of collagen for surface firming, best for normal to dry skin that reads a little slack or tired.

Two Black Pearl options target specific concerns. The Black Pearl Cream Serum for Face & Eyes – 30 ml at $47 is a cream-serum hybrid with black pearl powder, seaweed, and minerals, working on the look of tone and elasticity, and it doubles for the eye area. The Black Pearl Whitening Gel Serum – 30 ml at $43 uses white pearl powder and minerals to soften the appearance of pigmentation spots for a more even-looking finish; reach for it if uneven tone is your main gripe.

Serums for the eye area

The skin around your eyes is thinner and moves constantly, so a dedicated, gentler formula makes sense here. Apply a tiny amount, tap it in with your ring finger, and don’t drag.

The Bio Marine Natural Collagen Eye Serum for All Skin Types (40 ml) is remarkable value at $21, an ultra-light gel that targets the look of dark circles, puffiness, and fine lines. It’s a gentle, everyday choice. The BioSpa Firming Eye Serum with Obliphica & Carrot at $24 is richer, with carrot and obliphica oils to nourish and smooth, good if your under-eye skin runs dry.

Stepping up, the Alternative Plus – Active Eye Serum – 50 ml is $30 and brings vitamins C and E plus algae and minerals to pamper the delicate eye area. And at the top sits the 24K Gold Exaltation Lifting Eye Serum (30 ml), a genuine luxury indulgence at $762, infused with 24K gold. A quick honest note: gold is a luxe, soothing cosmetic ingredient, not a proven anti-ager, so buy this one for the pampering ritual, not a miracle.

Building your serum step

Start with one serum that matches your main concern. Layering three at once rarely helps and can irritate.

Pick based on what bothers you most: hydration, firmness, tone, or the eye area. Apply to clean skin, seal with moisturizer, and give any formula a few weeks before you judge it. A serum is a helper, not a magic wand, but the right one, used consistently, genuinely lifts the quality of the skin you see in the mirror.

With 11 serums in this collection and worldwide shipping, there’s room to match a formula to your face and your budget, from a $21 everyday base to a $762 gold splurge.