How to Use Face Serum, and Which Serum Is Best for Your Skin
Which serum is best for face care? The one that matches your main skin concern. A serum is a light, concentrated product made to target one thing, such as dullness, dryness, redness or early fine lines, so the best choice depends on what you want to change.
Using it is simple: after cleansing (and toner, if you use one), apply two to three drops, press them into your face and neck, wait about a minute, then follow with moisturizer, and sunscreen in the morning.
This guide covers face serum benefits, how to choose one by concern, how to use face serum step by step, and the habits that help it work.
What a face serum is
A serum sits between toner and moisturizer in your routine. It is thinner than a moisturizer and usually carries a higher level of its key ingredients in a light base that spreads easily. A moisturizer's main job is to hold water in and protect the skin barrier. A serum's job is to target a specific concern. That is why a serum does not replace moisturizer, and why it goes on first.

Face serum benefits by concern
| Concern | Ingredients often used | What a serum can help with |
|---|---|---|
| Dullness and uneven tone | Niacinamide, alpha arbutin, vitamin C | Can help skin look brighter and more even over time |
| Dryness and tightness | Hyaluronic acid, glycerin, aloe vera | Helps skin hold water so it feels softer and more comfortable |
| Redness and sensitivity | Chamomile, centella asiatica (cica), panthenol | Can help calm the look of redness and comfort reactive skin |
| Stressed or irritated skin | Centella asiatica (cica), niacinamide | Supports skin that has been over-exfoliated or irritated |
| Early fine lines | Niacinamide, vitamin E, antioxidants | Can help skin look smoother and more refreshed with regular use |
Results vary from person to person and build gradually with regular use. A serum supports your skin; it is not a treatment for a medical skin condition. If you have persistent acne, pigmentation or irritation, see a dermatologist.
Which serum is best for face concerns: the Skinolin range
- Dull or uneven-looking skin: the Niacinamide Glow Serum, with niacinamide, alpha arbutin, chamomile and peony extracts.
- Dry or dehydrated skin: the Aquaglow Hydrating Serum, with hyaluronic acid, vitamin B3 and aloe vera.
- Sensitive skin that flushes easily: the Chamomile Face Serum, with chamomile extract, hyaluronic acid and vitamin B3.
- Skin that feels stressed or irritated: the CICA Exosomes Face Serum, built around centella asiatica (cica).
- Early fine lines and tired-looking skin: the B3 Lemongrass Anti-Aging Serum, with niacinamide, lemongrass and vitamin E.
All five are in the serums collection. If more than one concern applies, start with the one that bothers you most. You can add a second serum later.
How to use face serum, step by step
- Cleanse. Use a gentle face wash and pat your face dry, leaving it slightly damp.
- Tone (optional). Mist a hydrating toner such as the Hydrating Toner Mist and pat it in.
- Apply two to three drops of serum. That is enough for the face and neck. Follow the product label if it says otherwise.
- Press it in. Pat and press gently until absorbed.
- Wait about a minute. This lets the serum settle so it does not mix into your moisturizer.
- Moisturize. Seal the serum in with moisturizer.
- Sunscreen in the morning. Always the last step. See moisturizer or sunscreen first for why.
How to apply serum on face: technique
Put the drops on your fingertips, then dot them onto your forehead, cheeks and chin before spreading outward. This gets an even layer from a small amount. Press and pat rather than rubbing, which drags product around and wastes it. Take the serum down your neck as well. Keep it away from the eyes unless the label says the product is suitable for the eye area.
Applying serum on slightly damp skin can help it spread, especially hydrating serums with hyaluronic acid. On very dry days, follow with moisturizer promptly so the water stays in your skin.
Morning or night?
Most serums can be used morning and night, and the Skinolin serums are labeled for both. A few practical points:
- Morning: brightening and hydrating serums work well under sunscreen.
- Night: a good time for calming and hydrating serums, when skin is not dealing with sun and pollution.
- Once a day is fine if your skin is sensitive or you are just starting. Increase to twice a day once your skin is comfortable.

Can you use two serums?
Yes, with a little care. Either use one in the morning and the other at night, or layer them, thinnest first, with a minute between. Add one new serum at a time and give your skin about two weeks before adding another, so that if anything irritates, you know which product caused it. Niacinamide pairs well with most serums. Our guide on how to use niacinamide serum covers what to combine and what to space apart.
How long before you see results?
Hydrating serums can make skin feel more comfortable quite soon. Changes in tone, texture or the look of fine lines take longer and build over several weeks of regular use, together with daily sunscreen. Results vary from person to person, so give a serum a fair trial before switching.
Common mistakes
- Using too much. More drops do not work faster and can leave a sticky layer that pills.
- Applying moisturizer first. The serum goes on before the moisturizer.
- Switching serums every few weeks. You never give one long enough to judge it.
- Layering several strong actives at once. This raises the chance of irritation.
- Skipping sunscreen with a brightening serum. Sun exposure works against an even tone.
For the full order of every step, see our guide to skincare routine order.
Frequently asked questions
Which serum is best for face?
The one that matches your main concern: niacinamide for dullness and uneven tone, a hyaluronic acid serum for dryness, chamomile for sensitive skin, cica for stressed skin, and a niacinamide and antioxidant serum for early fine lines.
How do I use face serum?
After cleansing and toner, apply two to three drops to your face and neck, press them in, wait about a minute, then apply moisturizer. In the morning, finish with sunscreen.
How many drops of serum should I use?
Two to three drops are usually enough for the face and neck. Follow the product label if it gives a different amount.
What are the main face serum benefits?
A serum delivers a concentrated dose of ingredients for one concern, such as brightness, hydration, calming or smoother-looking skin. It works alongside your moisturizer and sunscreen, not instead of them.
Should I apply serum on wet or dry skin?
Slightly damp skin works well for most serums, especially hydrating ones. Pat your face after cleansing or toner so it is damp, not dripping, then apply.
Can I use serum without moisturizer?
It is better to follow with moisturizer. The serum targets a concern and the moisturizer holds water in and supports the skin barrier.
Can I use a face serum every day?
Yes. Most serums, including the Skinolin range, are made for daily use, morning and night. If your skin is sensitive, start once a day.
Can I use two serums together?
Yes. Apply the thinner one first and wait about a minute between them, or use one in the morning and one at night. Introduce new serums one at a time.
Is a face serum good for women and men?
Yes. Skin concerns, not gender, decide which serum suits you. Choose by what you want to change.
The short version
Pick a serum by your main concern, apply two to three drops after cleansing and toner, press it in, wait about a minute, then moisturize, and use sunscreen every morning. Use it consistently and give it time before you judge the results.
Sources and further reading
Further reading from dermatology organizations and published research:
- American Academy of Dermatology: How to maximize results from anti-aging skin care products
- American Academy of Dermatology: How to select anti-aging skin care products
- Goh CL et al. Challenges and real-world solutions for adoption of holistic skincare routine (cleansing, treatment, moisturization, and photoprotection) in acne, rosacea, atopic dermatitis, and sensitive skin: An expert consensus. J Cosmet Dermatol, 2024 (PubMed)