Serums & Ampoules

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Written by Fatima KhanReviewed by Dr. Zartasha Saif, DermatologistLast reviewed 28 October 2026

About Serums & Ampoules

What is a serum, and how is an ampoule different?

A serum is a light, concentrated treatment that sits between your toner and your moisturiser. Its job is to deliver one or two active ingredients, such as vitamin C, niacinamide, retinol or hyaluronic acid, at a higher strength than a cream can carry. Because the texture is thin, it sinks in quickly and leaves room for the layers that follow.

Korean routines also use ampoules. An ampoule is usually a short, intensive version of a serum: richer in its hero ingredient and often meant for a set period, for example a few weeks of extra calming or brightening. In practice the line is blurry and brands use the words loosely, so judge a bottle by its ingredients and texture rather than its label.

Serum, ampoule or essence: which one do you need?

Think of an essence as a hydrating prep step, a serum as your main treatment, and an ampoule as a booster for a specific goal. Most people need just one good serum. Add an essence if your skin feels tight, and save ampoules for when a concern needs extra attention.

How to choose the best serum for your skin type

The "best" serum is the one that matches your skin and your main goal. Start with your skin type, then narrow down by concern.

Serums for oily and combination skin

Look for water-light formulas with niacinamide, zinc, centella or a gentle BHA. They help balance shine and keep pores looking clearer without leaving a film. Gel textures layer well under sunscreen on humid days.

Serums for dry and dehydrated skin

Choose humectant-rich serums with hyaluronic acid, panthenol, ceramides or peptides, and seal them with a cream. Dry skin also does well with milky ampoules that add a little cushion.

Serums for sensitive skin

Short ingredient lists, centella, panthenol and fragrance-free formulas are the safest start. Introduce one new serum at a time and patch-test on the jawline for a day.

Serums for men

Men's skin is often oilier and shaved daily, so a lightweight niacinamide or centella serum that calms razor irritation and controls shine is a practical choice. One serum plus sunscreen is a complete starter routine.

Which serum suits your skin concern?

Dark spots and uneven skin tone

Vitamin C, niacinamide, alpha arbutin, tranexamic acid and azelaic acid are the proven tone-evening ingredients. Use one in the morning under sunscreen; daily SPF is what stops new marks forming.

Dark circles under the eyes

A face serum is not designed for the thin under-eye skin. For dark circles, an eye serum or eye cream with caffeine, peptides or gentle retinal is the better tool, and sleep and sun protection matter as much as any product.

Acne, blemishes and post-acne marks

Niacinamide, BHA, tea tree, centella and azelaic acid help keep breakouts and redness in check, while vitamin C and arbutin fade the marks they leave.

Fine lines, firmness and dullness

Retinol and retinal are the most studied ingredients for smoother texture over time. Peptides, PDRN and bakuchiol are gentler options for beginners or sensitive skin.

Ingredients to look for in a serum

Niacinamide: balances oil, refines the look of pores and supports an even tone.
Vitamin C: brightens and helps defend against daily environmental stress; best in the morning.
Hyaluronic acid: draws water into the skin for an instant plumper feel.
Retinol and retinal: renew texture and target fine lines; use at night and build up slowly.
Centella asiatica: calms redness and supports a stressed barrier.
Peptides and PDRN: support firmness and a bouncy, well-rested look.

How to use a serum in your routine

In the morning

Cleanse and tone.
Apply two or three drops of serum to slightly damp skin and press it in.
Follow with moisturiser and finish with sunscreen.

In the evening

Double cleanse if you wore sunscreen or makeup.
Apply your treatment serum, such as retinol or an exfoliating serum.
Seal with a moisturiser.

How many serums can you layer?

Two is plenty: apply the thinnest first. Keep strong actives apart, for example vitamin C in the morning and retinol at night, and never stack several acids on the same evening.

How long does a serum take to work?

Hydrating serums feel good straight away. Brightening and pore-refining serums usually need four to eight weeks of daily use, and retinoids take two to three months to show smoother texture. Consistency matters more than strength.

Serum side effects and who should be careful

Strong actives can cause tingling, dryness or flaking at first. Start every other day, moisturise well and always wear sunscreen. If you are pregnant or breastfeeding, avoid retinoids and check other actives with your doctor. Stop any product that causes burning, swelling or a rash.

Best serums and ampoules in Pakistan

These are the formulas Pakistani shoppers ask about most, each chosen for a clear job.

COSRX The Vitamin C 23 Serum 20ml

A concentrated vitamin C serum for brightening and dull, tired-looking skin.

ANUA Peach 70% Niacinamide Serum 30ml

Fruity niacinamide serum for glow, pores and an even tone.

The Ordinary Niacinamide 10% + Zinc 1% Serum

A no-frills niacinamide and zinc formula for oily, congestion-prone skin.

celimax The Vita-A Retinol Shot Tightening Serum 30ml

A beginner-friendly retinol serum for texture and fine lines.

SKIN1004 Madagascar Centella Ampoule

Pure centella ampoule that calms redness and stressed skin.

Beauty of Joseon Glow Deep Serum: Rice + Alpha Arbutin 30ml

Rice and alpha arbutin serum for dullness and uneven tone.

Torriden DIVE-IN Hyaluronic Acid Serum 50ml (RENEW)

Layerable hyaluronic acid serum for thirsty skin in any season.

Medicube PDRN Pink Peptide Serum 30ml

PDRN and peptide serum for a bouncy, well-rested look.

NINE LESS A-Control 10% Azelaic Acid Serum 30ml

Azelaic acid serum for redness, bumps and blemish-prone skin.

Which serum is number one? An honest answer

There is no single world's best serum, whatever social media says. The number-one serum for you is the one that targets your main concern in a texture you will use daily. For glow, start with vitamin C or niacinamide; for hydration, hyaluronic acid; for texture, a gentle retinoid; for calm, centella. Among Korean serums, niacinamide and centella formulas are the most loved in Pakistan because they suit humid weather and oily skin.

Which serum brand is best?

Brands earn trust through consistent, well-formulated products. COSRX, ANUA, Beauty of Joseon and Medicube lead Korean searches, while CeraVe is a favourite for barrier-friendly basics. Choose by ingredient first and brand second.

Serum prices in Pakistan and how to buy original

Serums range from affordable everyday formulas to premium ampoules, and the live price of each one is shown on its product page. Fakes of popular serums circulate widely, so buy from a seller you can trust: every serum at YESBEAUTY is 100% original, imported from Seoul through each brand's official channels, and covered by our 7-day authenticity guarantee.

Serums for Pakistan's heat and humidity

In summer, lighter is better: one water-thin serum, a gel moisturiser and a fluid sunscreen. In winter, switch to a richer ampoule and cream. Keep vitamin C and retinol serums away from heat and direct sun, as warmth can weaken them faster.

Shop serums by brand

Browse complete ranges from ANUA, COSRX, Beauty of Joseon, Medicube, celimax and CeraVe.

Every serum and ampoule at YESBEAUTY

Brightening, vitamin C and dark spots

Niacinamide and pores

Hydration and barrier

Calming and acne-prone skin

Retinol, peptides and firmness

More to explore

Serums & Ampoules: your questions

Which serum is best for my face?

The best serum is the one that matches your main concern: vitamin C for dullness, niacinamide for oil and pores, hyaluronic acid for dryness and retinol for texture. Start with one and add a second only once your skin is comfortable.

Which Korean serum is best for oily skin?

Light niacinamide, centella or BHA serums suit oily skin best. They balance shine and refine the look of pores without feeling heavy in humid weather.

Can I use two serums together?

Yes, up to two. Apply the thinnest first, wait a minute, then the next. Keep vitamin C in the morning and retinol at night so they do not compete.

Should I apply serum before or after moisturiser?

Before. Serums are thin and concentrated, so they go on clean, toned skin, and moisturiser seals them in afterwards.

How many drops of serum should I use?

Two to four drops cover the face and neck. More does not mean faster results and can waste product or irritate skin.

Can I use a serum every day?

Hydrating and niacinamide serums are fine daily, morning and night. Retinol and exfoliating serums should start two or three nights a week.

Is a serum necessary in a skincare routine?

It is optional but it is the most targeted step. Cleanser, moisturiser and sunscreen are the essentials; a serum is how you treat a specific concern.

What is the difference between a serum and an ampoule?

An ampoule is usually a more concentrated, intensive serum used for a specific goal or period. Both go after toner and before moisturiser.

Which serum is good for dark circles?

A dedicated eye serum or eye cream with caffeine, peptides or gentle retinal is better than a face serum, because under-eye skin is thinner and more delicate.

Do serums work for men?

Yes. Men benefit from the same ingredients; a light niacinamide or centella serum helps with shine and shaving irritation.

Can I use vitamin C and niacinamide serums together?

Yes, modern formulas pair well. Apply vitamin C first, then niacinamide, or use them at different times of day if your skin is sensitive.

How do I store serums in Pakistan's heat?

Keep them closed, away from sunlight and out of hot cars. Vitamin C and retinol serums last longest in a cool, dark cupboard.