Stay up to date with beauty insights and the latest news from Eternal Beauty Center
9 tháng 11, 2026
El Niño does not make individual UV rays any stronger. The UV index depends on how high the sun is, on cloud and on the ozone layer, not on air temperature. What El Niño 2026–2027 brings to southern Vietnam is a dry season forecast to run 1–2°C hotter than average, with less rain and heat arriving as early as February: more clear days on which UV reaches the skin, plus heat and sweat, which do their own damage. Preparing the skin therefore comes down to three things: watch the UV index rather than the thermometer, keep sunscreen from being sweated away, and limit heat if your skin is prone to melasma or redness.
Isotretinoin shrinks the oil glands and breaks the inflammatory cycle that produces acne, but it does not repair the small blood vessels that dilated where spots used to be. That is why red marks often outlast the course, sometimes mixed with redness from the dryness and irritation the drug itself causes. The old "wait 6–12 months" rule is no longer the default: expert consensus in 2017 found insufficient evidence to delay superficial peels or non-ablative lasers. The right moment depends on whether the skin has recovered and on what the redness actually is.
8 tháng 11, 2026
For most people with comedonal acne or mild to moderate inflammatory acne, treating acne without oral medication is a sound plan: the right topical actives, gentle skincare and supporting procedures are usually enough to bring breakouts under control. Nodular or cystic acne, acne that is leaving scars, and acne that has not improved after two to three months of properly used topicals are different. There, oral medication is often the better way to protect your skin, and putting it off has a cost of its own.
7 tháng 11, 2026
For the most common kind of underarm darkening, post-inflammatory marks from years of shaving, plucking or waxing, you usually don't have to choose. Laser hair removal stops the repeated irritation, lightening treats the pigment that has already built up, and the two can run in the same period if the appointments are staggered. The order matters in three situations only: when the skin is inflamed, when it is freshly tanned, and when the darkening is not post-inflammatory at all.
Most home remedies for dark underarms have no evidence of reducing pigment in human skin. Some can make the area darker: lemon, apple cider vinegar, baking soda, toothpaste, hydrogen peroxide and hard scrubbing all tend to irritate thin, damp, frequently shaved skin, and repeated irritation is exactly what causes most underarm darkening. Aloe vera, potato and cucumber are largely harmless, but don't expect them to lighten anything.
6 tháng 11, 2026
Acne, dark marks and shallow scars are usually three stages of the same inflammatory process, so a suitable peel course can work on all three in the upper layers of the skin: it clears congested pores, helps marks fade faster and smooths the surface. The effect is not equal. A peel does most for comedones and mild inflamed acne, less and more slowly for marks, and little for scars; true atrophic scars need techniques that work deeper in the skin.
2 tháng 11, 2026
The ingredient list is the most trustworthy part of a cosmetic's packaging, because the law decides how it is written, not the marketing team. Read properly, it tells you whether a product contains something you need to avoid, which ingredients make up most of the formula, and where the ingredient advertised on the front actually sits. It does not tell you the concentration of an active ingredient, the pH, or whether the product will suit your skin. Phrases such as "non-comedogenic", "hypoallergenic" and "paraben-free" mostly rest on no mandatory definition or test.
25 tháng 10, 2026
An outdoor concert puts skin through several things at once: hours of afternoon sun while queuing, heat and sweat in the crowd, long-wear makeup with glitter, face gems or temporary tattoos, and makeup removal in the middle of the night. Most of the risk can be avoided with four habits: water-resistant sunscreen reapplied in the queue, testing anything you will stick or paint on your skin, refusing black henna, and removing everything gently but thoroughly that same night.
Acne scar treatment usually works from deep to shallow. Active acne and the skin's condition are settled first. Next, the fibrous bands pulling scars down are released and narrow, deep scars are treated one by one. Only then is the whole surface resurfaced, followed by fine-tuning and a reassessment a few months later. Several steps can share a session. No international guideline sets a mandatory order, so the exact sequence depends on each person's scar types and skin.
21 tháng 10, 2026
Small bumps around the hair follicles on your legs, arms or bikini line are usually one of three things. Ingrown hairs happen when a shaved or plucked hair grows back into the skin. Folliculitis is inflammation of the follicle, from irritation or infection. Keratosis pilaris, often called chicken skin, is keratin plugging the follicle opening. They look alike but need different handling: ingrown hairs call for a change in how you remove hair, folliculitis for calming the skin and sometimes medication, and keratosis pilaris for steady moisturising.
11 tháng 10, 2026
Scar creams and topical medicines work on some of the things people call scars, but they cannot fill a depressed scar. Post-acne marks fade with sun protection and brightening actives, and a raised scar may flatten with silicone used consistently over time. A depressed scar, such as an acne or chickenpox scar, is a place where the supporting tissue of the dermis has been lost, and no cream can put that tissue back. Changing that structure takes a procedure that works down in the dermis, such as fractional CO₂ laser.
Preparing your skin for a big day follows one rule: the closer the date, the gentler everything you do to it. With four weeks or more, there is still time to try a new product or have a procedure that needs days to recover. With about two weeks, stop at light peels, Aquapeel or acne extraction. The final week is only for keeping the skin steady, and the night before is not the time to try anything new.
5 tháng 10, 2026
Air pollution can affect your skin, but the evidence is far weaker than skincare advertising implies. Observational studies in Germany and China found that people living with heavier traffic pollution had more brown spots, and that bad-air days were followed by more doctor visits for acne and more eczema symptoms. These are associations rather than proof of cause, and none of the studies included Vietnamese people. For anyone riding a motorbike through Ho Chi Minh City, sunlight remains the far better-documented threat, and the same habits that protect against the sun and keep the skin barrier healthy are also the most useful defence against pollution.
1 tháng 10, 2026
Acne on the back usually takes around 3 to 4 months to clear, longer if you count the marks it leaves, and the first change is rarely visible before 6 to 8 weeks. Many people who feel their back acne "never clears" have not been careless; they have done everything at once and switched approach before the skin had time to respond. A sensible plan moves through four overlapping stages: unclogging the follicles, calming inflammation, fading marks while watching for scars, then maintenance.
Aftercare should follow the kind of injury a procedure creates, not one generic list. A superficial peel sheds the surface layer but leaves the skin intact; microneedling and RF microneedling make tiny channels that close quickly; a fractional CO₂ laser creates columns of micro-wounds whose surface takes about a week to heal; and diode laser hair removal leaves the outer skin intact while concentrating heat in the hair follicle. Sun protection is common to all four. When you can wash, wear makeup, sweat or restart retinol is different for each.
30 tháng 9, 2026
There is no single best treatment for acne marks, because what people call "acne marks" is usually two different problems: red marks, left by small blood vessels that stay dilated after inflammation, and brown marks, left by excess melanin. The right approach depends first on which kind you have and how deep it sits, then on your skin, whether acne is still active, your budget and your time. Peels, pigment-inhibiting actives, vascular lasers and picosecond lasers each aim at a different target, so matching the target matters more than picking the strongest option. At Eternal, post-acne marks are treated with Mela Peel and E-Mela.
21 tháng 9, 2026
Darkening in skin folds is not one condition. How to tell four causes apart by touch, why scrubbing makes it worse, what the evidence actually shows, and when to see a doctor.
17 tháng 9, 2026
A sensible skincare routine order follows what each layer is for: cleanse → treat → moisturise → protect, with sunscreen as the protective layer in the morning. At night the sunscreen step drops out, and if you wore water-resistant sunscreen or long-wear makeup that day, cleansing gets an extra step. A minimal routine needs only three steps, and every step you add should do a job the others are not already doing.
