How to Choose a Moisturiser and Hyaluronic Acid Serum

October 12, 2026

Woman gently applying moisturising cream to her cheek

Choosing hydrating skincare starts with how your skin feels after cleansing and through the day. Tightness, flaking and discomfort call for a different approach from a routine that feels comfortable but looks shiny. A hyaluronic acid serum can be useful, but it is not automatically more effective than a well-chosen moisturiser, and not everyone needs both.

Do you need a moisturiser, a serum or both?

A moisturiser is usually the more useful foundation when dryness is the main concern. A hydrating serum is an optional addition: it can provide a lighter layer of water-binding ingredients, but its name does not tell you whether it also limits moisture loss. Look at the complete formula and the result on your skin.

Your main concern	A practical starting point	When a serum may help
Dryness and persistent tightness	A gentle cleanser and a comfortable cream.	If the cream alone is not enough and the serum adds comfort without stinging.
Shine with tightness after washing	Review harsh cleansing first; try a lighter moisturising texture.	If a light hydrating layer fits better than a richer cream. Shine alone does not exclude dehydration.
Dry cheeks and an oily T-zone	Use different amounts in different areas.	As an optional shared layer, with extra cream only on drier areas.
Burning, a rash or repeated reactions	Simplify the routine and seek advice if symptoms persist.	Do not keep adding serums to compensate for an irritating routine.

What does hyaluronic acid do in a serum?

Hyaluronic acid is a humectant: an ingredient used to help hold water in the skin's outer layers. Glycerin is another useful example. A topical hyaluronic acid serum is skincare, not an injectable filler; it should not be expected to reproduce the volume or effects of an injection.

Claims about molecular weights or a very high concentration are not enough to rank two finished products. A serum's base, other ingredients and clinical testing matter as well. Sodium hyaluronate on an ingredient list is a form of hyaluronic acid; the name alone does not reveal the product's concentration or performance.

Understanding the rest of the formula

Humectants, such as glycerin and hyaluronic acid, help retain water.
Emollients help soften the surface and improve comfort.
Occlusive ingredients help reduce water loss; richer textures can be especially useful when skin is dry.
Barrier-supporting ingredients, including ceramides in suitable formulas, may be useful when dryness accompanies a compromised barrier.

These functions often overlap in one product. You do not need to buy a separate bottle for each. For sensitive skin, consider a fragrance-free formula and check ingredients you have reacted to before. “Natural” and “hypoallergenic” are not guarantees that a product will suit you.

Matching texture to your skin and environment

A gel, fluid, lotion, cream and nourishing serum can feel very different beneath sunscreen. Dry skin often benefits from a cream; oilier skin may prefer a lighter texture. Combination skin does not require an equally rich layer everywhere. In Israel, a routine that feels comfortable outside on a humid day may need adjusting after hours in air conditioning.

Change one part at a time. If a moisturiser leaves a heavy film but your skin is otherwise comfortable, try a lighter texture rather than adding an exfoliant to remove the sensation. If your skin remains tight, assess the cleanser, active products and washing frequency as well as the cream.

Three products to compare at Ser.Clinic

Product	Format and role	When to consider it
ZO Skin Health Hydrating Crème	A rich moisturising cream.	When dry skin needs a cream step and relief from tightness. Assess comfort beneath your sunscreen.
Dp Dermaceuticals Hyla Active	A hydrating serum containing hyaluronic acid.	When you want to compare a serum layer with, or beneath, your existing moisturiser. It does not replace sunscreen.
HL Cosmetics Juvelast Rich Nourishing Serum	A rich nourishing serum.	When a more nourishing serum texture is preferred. A serum can be richer than a lotion, so choose by feel and purpose.

These products are alternatives to compare, not a three-step prescription. Check the current ingredient list and directions, especially if fragrance or another ingredient has caused a reaction. Browse the hydrators collection for other textures.

How to apply hydrating skincare

For straightforward hydration, apply moisturiser after gentle cleansing while the skin is still slightly damp, unless the label says otherwise. If using a compatible hydrating serum, apply it in the order directed and follow with cream if needed. A face does not need to be dripping wet, and repeated misting is not an essential step.

Instructions for active treatments are different: retinol and some vitamin C formulas specify dry skin. On those occasions, follow the treatment directions rather than transferring a damp-skin moisturising rule to every product. See the morning and evening layering guide.

Common questions

Why does my skin still feel dry after hyaluronic acid?

The serum may not provide enough overall moisturisation, or another step may be causing irritation. Review the complete routine and consider a suitable cream. Persistent burning or flaking should not simply be treated with more serum.

Can oily skin need a moisturiser?

Yes, particularly if cleansing or acne treatments cause dryness. Choose the texture and amount according to comfort. A moisturising sunscreen may already provide enough for some morning routines.

Do I need a different product for winter?

Only if your skin's needs change. Adjust to actual dryness, indoor conditions and active treatments rather than changing everything by the calendar.

When is dryness more than a cosmetic problem?

Seek assessment for persistent itching, cracks, pain, recurrent redness or burning. Eczema and other skin conditions may need treatment beyond a moisturiser.