Does moisturizer make skin glow? Not on its own: a glow is a look, and no product can guarantee it. What moisturizer reliably does is ease dryness and flakiness and leave skin feeling smoother and softer. Think of it as the groundwork rather than a shortcut.
What a moisturizer actually does
Despite the long ingredient lists and big promises on labels, a moisturizer does something simple. It supplies a little water to the skin and contains a greasy substance that holds that water in. That is why moisturizers help with dry skin.
The outermost layer of your skin works like a protective wall. When it has enough water, skin feels smooth and supple. When it doesn't, the dead cells on the surface pile up instead of shedding neatly, so skin turns flaky, and the surface can become full of cracks. Easing that dryness is what a moisturizer can honestly do for your skin.
Moisturizers also help maintain the skin's barrier function by reducing the loss of water from the surface. If you want to read more about that outer layer, our explainer on what the skin barrier is goes into it.
Two more points matter here:
- Some ingredients, called emollients, soften and smooth skin by filling in rough spots. That smoother feel is real, but it is about texture, not about adding water.
- Moisturizers can also disguise fine lines and wrinkles a little, and they give make-up a smoother base.
A common assumption is that moisturizer replaces lost oil. In fact, dry skin is about a lack of water, not a lack of oil.
The three jobs inside a moisturizer
Most moisturizers combine ingredients that do different jobs. Knowing them makes labels easier to read.
- Humectants attract and hold water in the skin's outer layer. Glycerin, urea and honey are common examples.
- Occlusives form a thin layer on the surface that slows water from evaporating. Petrolatum (petroleum jelly), dimethicone, mineral oil and lanolin are examples. Petrolatum is the best of them at holding water in.
- Emollients smooth the skin's feel. Many humectants and occlusives do this job too.
Humectants are usually paired with occlusives. On their own, humectants can pull water into skin that cannot hold it, which may leave it drier. In humid conditions they can also draw a limited amount of water from the air. When the air is dry, almost all of that water comes from within the skin instead.
Do we need moisturizer?
Moisturizer helps if your skin is dry, and how much you need depends on how dry it is. Very dry skin may do well with a rich, greasy moisturizer applied often. Slightly dry skin may only need a light one, perhaps just at night.
If your skin feels comfortable without one, there is no rule that you must pile on layers. Fewer, better products often suit everyday skin. Our piece on whether you need a moisturizer helps you decide based on how your skin feels.
Which moisturizer is good for glowing skin?
The best pick is the one that suits how dry your skin is and that you will use regularly. No product type can promise a glow, and a glow is not the same as shine. A moisturizer that sits heavy and greasy on your face will look shiny, not glowing, so if a product feels too heavy, go lighter.
The main types differ in how rich they are. From most to least occlusive, they run:
- Ointments: the richest, with a long-lasting protective effect, though some people find them too greasy, especially on visible areas such as the face.
- Creams: suitable for broad use, lighter than ointments and absorbed more quickly, so they may need more frequent application.
- Lotions: the lighter end of the range, often used for mild dryness.
Oils and gels are also on the shelf. As with the rest, the right one is the one you like using.
If your skin is dry: creams and ointments add more moisture than lotions. Dermatologists also favour gentle, fragrance-free products for dry skin. Ingredients you may spot on labels include glycerin, hyaluronic acid, dimethicone, petrolatum, shea butter and lanolin. For more detail, see our guide to a moisturizer for dry skin.
If your skin is oily, or the weather is humid: a lighter product such as a lotion is a sensible place to start. Humid monsoon weeks and air-conditioned offices both change how heavy a product feels, so choosing by feel makes sense. If a label says "oil-free", that usually means it has no mineral or vegetable oil and relies on dimethicone as its occlusive.
One caution: occlusive emollients can cause or aggravate acne and folliculitis in some people. We cover the oily-skin question in does oily skin need moisturizer and the weather question in moisturizer in humid weather.
Which is no 1 moisturizer?
There isn't a single number one, because almost all moisturizers help with dry skin and the choice mostly comes down to whether you like the feel and smell. Pick one you like, and use it regularly.
How to use moisturizer so skin looks its best
Small habits help moisturizer do its job:
- Apply it on damp skin. Pat yourself dry gently after bathing rather than rubbing, then apply moisturizer straight away. Water that has entered the skin's outer layer stays there, which is why leave-on products work best right after a bath.
- Massage it in gently. Take a moment to work it in rather than rushing.
- Reapply when skin feels dry. Very dry skin may need it several times a day, for example after washing hands.
- Keep showers warm, not hot. Hot water whisks away the fatty substances that help skin hold water.
- Go easy on cleansers. Use a gentle one, and only enough to remove dirt and oil. A thick lather is more than you need.
- Protect your skin from the sun. A broad-spectrum sunscreen and shade are part of caring for dry skin.
Before trying a new skin-care product, do a patch test: apply a small amount to a small area and see how your skin responds. Some people react to preservatives or fragrance in moisturizers. If burning, stinging, a rash or an allergic reaction appears, stop using the product and see a dermatologist.
Label claims worth reading with a pinch of salt
Moisturizer is a marketing term more than a scientific one, and labels often borrow scientific words. A few to look at calmly:
- "Hypoallergenic" or "allergy tested": there is no government standard for these claims, so any product can use them.
- "Non-comedogenic": it means a product shouldn't cause pimples, but almost all moisturizers use ingredients that fit that description, so it tells you little.
- Vitamin lists: in most cases, vitamins in moisturizers probably don't make much difference. The amounts are small, or the vitamins break down in light and air.
- Peptides and collagen: these molecules are too large to get through the skin's outer layer, so claims about them can mislead.
In short, a long ingredient list isn't a sign of a better moisturizer. A plain one that you enjoy using will do the basic job.
When to check in with a dermatologist
If your skin stays dry after you've tried the basics above, see a dermatologist. Persistent dryness can come from an underlying condition such as eczema or psoriasis. Also speak to one if a product causes burning, stinging or irritation, or if heavier moisturizers seem to bring on breakouts.