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From gel nails, which we know best, to caring for your hands and skin. Pick a topic.
- Gel nails at home, step by step: from prep to top coat
- UV vs LED nail lamps: the difference, and why your gel stays soft
- Gel nail allergy: warning signs, HEMA, and how to lower the risk
- Polish, gel, builder, polygel, dip, acrylic: how nail coatings differ
- Your first nail kit: files, buffer, pusher, wipes, alcohol. What can wait
- Nail e-file basics: bits, speeds, rotation and how a beginner should start
- Gel colour types: opaque, jelly, glitter, cat-eye, chrome and thermal explained
- Know your skin type, then keep it to 3 steps: cleanse, moisturise, sunscreen
- Sunscreen SPF vs PA: what they mean, how much to use, when to reapply
- Pores and oily skin: which beliefs are true and which are not
- Remove makeup properly: micellar water, cleansing oil and double cleansing
- The EU banned TPO in gel polish: where ASEAN and Thailand stand, and label tips
- HEMA-free gel is not allergy-free: what a Danish test of 70 gels found
- Why hospitals ask you to remove gel nails: colour and fingertip oxygen meters
- Do nail lamps damage DNA? What the 2023 study shows, and what it does not
63 articles
Bemotrizinol: a sunscreen filter Europe and Asia have long used, now US-approved
The US FDA added bemotrizinol by final order on 9 June 2026, effective 9 August, at up to 6%. The EU and ASEAN allow 10%. Why it took so long and what it means.
4 min readEU caps retinol at 0.3% face, 0.05% body, plus arbutin and kojic acid limits
EU Regulation 2024/996 caps retinol at 0.3% (0.05% in body lotion), alpha-arbutin at 2%, arbutin at 7%, kojic acid at 1%. Key dates, and percentages as milligrams.
5 min readAllergic to nail gel? Tell your dentist and doctor: same acrylates
An acrylate allergy from gel usually lasts for life, and the same chemicals are in white fillings, bone cement and medical devices. Tell your dentist and doctors.
5 min readEU fragrance allergen labels grow from 24 to about 80, essential oils included
EU Regulation 2023/1545 adds 56 fragrance allergens to labels, many of them essential oils. New launches comply after 31 July 2026, all shelf stock by 31 July 2028.
5 min readWhy hospitals ask you to remove gel nails: colour and fingertip oxygen meters
Fingertip oxygen meters shine light through the nail, and some gel colours skew them. What a 2019 trial and a review found, and how to prepare before hospital.
4 min readGloves for gel and acrylic work: why nitrile, and why change every 30 minutes
UK dermatologists repeat that latex and vinyl gloves don't stop nail acrylates. Nitrile helps only for a short time: change often and never touch gel, gloved or not.
5 min readLong glove wear counts as wet work: hand eczema, cotton liners, seeing a doctor
Europe's 2022 hand eczema guideline counts 2+ hours a day in waterproof gloves as wet work. How to use cotton liners, and when to see a dermatologist.
4 min readKeratin straightening, glyoxylic acid and kidney injury: what to know
Acute kidney injury cases after straightening with glyoxylic acid, ANSES advice from January 2025, what to check on the label and which symptoms need a doctor now.
5 min readGreen patch under lifted gel: usually bacteria, not fungus
A green patch under lifted gel is usually Pseudomonas, a bacterium that loves moisture, not a fungus. What to notice, why to stop the gel, and when to see a doctor.
6 min readHair oiling and dandruff: why oil on the scalp may make flakes worse
Malassezia yeast needs fat and thrives on several oils in the lab. A 2023 letter warns scalp oiling may worsen seborrhoeic dermatitis. Oil the lengths instead.
4 min readAlcohol hand rub is gentler on skin than soap, and when you still need to wash
Controlled studies found alcohol hand rub harms the skin barrier less than washing with detergent. Dirty, greasy or chemical-covered hands still need soap and water.
4 min readHEMA-free gel is not allergy-free: what a Danish test of 70 gels found
A 2024 Danish test of 70 gel polishes: HEMA-free gels still held other acrylates, and 15 had wrong, incomplete or missing ingredient lists. How to read the label.
4 min readMercury in cosmetics must now be zero: Minamata rule and fake whitening creams
The Minamata Convention dropped its 1 ppm limit, so no mercury may be added to cosmetics, yet the Thai FDA still finds it in online whitening creams. Signs and checks.
5 min readNail filing dust is plastic dust: capture it at the source, not with a fan
Filing gel and acrylic makes fine plastic dust. In lab tests, extraction at the source cut dust at the worker's breathing zone by 67-90%; a fan only moves it around.
5 min readDoes rosemary oil regrow hair? Reading the 100-person study everyone cites
The rosemary oil hype rests on one 2015 trial in 100 men versus 2% minoxidil, with no placebo group and no replication. Read it fully before you believe it.
5 min read16 of 20 sunscreens tested in Australia missed their SPF. How to choose now
An Australian consumer group tested 20 SPF 50+ sunscreens and 16 failed. The regulator traced a shared formula; recalls followed. Why SPF varies, how to stay protected.
4 min readThailand bans microneedle and spicule cosmetics from 22 May 2026
Two Thai Ministry of Public Health rules ban making, importing and selling microneedle and needle-crystal cosmetics, except dissolving patches up to 100 µm.
5 min readThe EU banned TPO in gel polish: where ASEAN and Thailand stand, and label tips
The EU banned TPO in cosmetics from 1 September 2025; as of October 2026 the ASEAN list and Thai rules still allow it with limits. Rules, reasons and the label name.
5 min readTweens and TikTok skincare: what a study of 100 videos found, and what kids need
A Pediatrics study of 100 skincare videos by 7-18 year olds found up to 21 irritating actives, sunscreen in only a quarter. Young skin needs cleanse, moisturise, protect.
5 min readDo nail lamps damage DNA? What the 2023 study shows, and what it does not
A 2023 UC San Diego study shone nail lamp light on cells in a dish and found DNA damage and mutations. No human cancer data yet. Simple ways to protect your hands.
4 min readBiotin for hair and nails: what the evidence says, and why it can skew lab tests
Evidence for biotin and hair or nails is thin outside deficiency and a few conditions. High doses can skew blood tests, so the FDA warns. Ask a doctor first.
5 min readFoot care at home: cut toenails straight, prevent ingrown nails, handle calluses
A safe home pedicure: a short warm soak, toenails cut straight across, calluses buffed not cut, and why people with diabetes need a professional for foot care.
5 min readCleaning makeup brushes and sponges: how often, how, and when to replace them
A wash schedule by brush type, the AAD way to wash without loosening the glue, drying flat, when a brush or sponge is done, and why makeup is not for sharing.
6 min readCosmetic shelf life: the PAO symbol, expiry dates, and when to bin mascara
What the open-jar 6M and 12M symbol means, how it differs from an expiry date, shelf life before opening, signs a product has gone off, and why eye products go first.
5 min readHair breakage and split ends: causes, trimming, and when to see a doctor
Breakage and split ends come from friction, heat and chemicals. Split ends cannot be mended, only trimmed. How to handle hair gently, and which hair loss needs a doctor.
5 min readDyeing your hair at home safely: the 48-hour allergy test and PPD
Before home hair colour: a skin allergy test at least 48 hours ahead every time, a strand test, gloves, fresh air, never on brows or lashes, and why black henna matters.
5 min readHow to wash your hair right, and when dandruff needs a doctor
How often to wash depends on your scalp. Shampoo goes on the scalp, conditioner on the lengths, warm water not hot, and when dandruff is worth a dermatologist visit.
5 min readBlow dryers, flat irons and curling irons: heat styling with the least damage
Heat from dryers, flat irons and curling irons breaks down hair protein. Dryer distance, temperatures, heat protectant, why never to iron wet hair, and how often.
4 min readSetting up a home nail corner: desk height, light, airflow and safe storage
Set up a home nail corner that is comfortable, well lit and ventilated, with the lamp in the right place, dust under control, and products away from children and food.
6 min readDry, chapped lips: why licking hurts, which balm helps, when to see a doctor
Lips have no oil glands, so they dry out easily and licking makes it worse. Pick an occlusive balm with SPF, skip irritants, and know the signs that need a doctor.
5 min readNail art tools: dotting tools, liner brushes, stamping and brush care after gel
What each nail art tool does, how to make even dots, clean lines and a five-dot flower, how stamping works, and how to clean gel brushes without ruining them.
6 min readPatch test new products: where, how long, and which reactions mean stop
Test a new product on your skin first: inner forearm or behind the ear for 24-48 hours, or twice a day for 7-10 days. How to read the result and when to see a doctor.
5 min readPhotographing nails with your phone: true colour, soft light, no heavy filters
Get nail photos that match real life: daylight or soft light, one light colour, a white reference, a plain background, the right angle, and no filters that shift colour.
6 min readPores and oily skin: which beliefs are true and which are not
Pores don't open and close with hot or cold water, their size is mostly genetic, washing more won't cut oil, how to blot properly, and when to see a dermatologist.
5 min readPress-on nails: sizing, glue or adhesive tabs, how long they last, safe removal
Pick sizes that never touch skin, prep the nail so they stay on, choose glue or tabs for how long you need them, and take them off without peeling your own nail.
6 min readHow to read a cosmetic ingredient list: INCI order, fragrance, allergens
Ingredients run from most to least down to the 1% line, parfum can hide dozens of substances, common allergens, and how to check a Thai FDA notification number.
6 min readMake regular polish last: prep, thin coats, capping the edge, fresh top coat
Air-dry polish chips because of oil on the nail, thick coats, an open free edge and impatience. Prep, coats, drying times and the every-2-3-days top coat, step by step.
6 min readRemove makeup properly: micellar water, cleansing oil and double cleansing
Match micellar water, cleansing oil or balm to what's on your face, know when a double cleanse helps, remove eye makeup safely, and get water-resistant sunscreen off.
5 min readKnow your skin type, then keep it to 3 steps: cleanse, moisturise, sunscreen
Tell oily, dry, combination and sensitive skin apart with a 30-minute check after washing, then build a 3-step routine and learn which extras are optional.
6 min readSunscreen SPF vs PA: what they mean, how much to use, when to reapply
SPF measures UVB protection, PA measures UVA. Work out a face's dose from 2 mg/cm², reapply every 2 hours, compare chemical and mineral, and read Thai FDA labels.
6 min readApply gel smooth and even: thin coats, capping the edge, no flooding
A glass-flat gel finish: load the brush lightly, three floated strokes, 0.5-1 mm from skin, let gel self-level before curing, plus fixes for waves and shrinking.
8 min readCleaning and disinfecting nail tools, even if you are the only one using them
Clean first, then disinfect. Which solutions, how long to soak, what is single-use, how to store tools dry, and why your own nails carry germs you do not want to spread.
6 min readBase and top coats: rubber base, no-wipe, matte, and why tops go dull or yellow
What a base coat does, regular vs rubber vs strengthening base, wipe vs no-wipe vs matte top, what the tacky layer is, and the real causes of dull or yellowed top coats.
7 min readGel colour types: opaque, jelly, glitter, cat-eye, chrome and thermal explained
Gel colours do not all apply the same way. Type by type: how many coats, what extra you need (magnet, chrome powder, no-wipe top), and the problem each is known for.
7 min readWhy gel burns in the lamp, and how many seconds each layer really needs
What a heat spike is, why thick layers and thin nails get hotter, what a low-heat mode does, a cure-time range table by gel type, and what to do when it burns.
7 min readGel lifting, shrinking, bubbles, wrinkles, dull top coat: symptom, cause, fix
Every common gel problem in one table: symptom, usual cause, fix. Then the five most frequent in depth: lifting, shrinking, bubbles, wrinkling and a dull top coat.
6 min readNail care after gel: temporary thinning, resting nails, and what oil does
Why nails look chalky and soft after gel removal, how long recovery takes, what evidence says and does not about resting nails, plus oil, cream, gloves and doctor signs.
7 min readHand care basics: why washing dries your hands, and what a hand cream needs
Why hands peel when you wash often, how to read a hand cream label (humectant, emollient, occlusive), when to apply it, sunscreen for hands, and gloves at the sink.
6 min readNail chemicals and ventilation: acetone, monomer, filing dust and uncured gel
Acetone, acrylic monomer, filing dust and uncured gel: the hazard of each, how to ventilate at home, which gloves and masks actually help, and how to store it all safely.
7 min readPolish, gel, builder, polygel, dip, acrylic: how nail coatings differ
Six ways to coat a nail compared on wear, time, removal and difficulty, so a beginner knows where to start. With common mistakes and the chemical safety basics.
6 min readNail e-file basics: bits, speeds, rotation and how a beginner should start
Understand an e-file before switching it on: what each bit does, RPM ranges per task, rotation direction, a first practice routine, and protection from heat and dust.
6 min readNail extensions: tips vs forms, builder gel vs polygel, and where the apex goes
Full, half and press-on tips vs forms; builder gel vs hard gel vs polygel. Where the apex sits, how thick is safe, real timings for a full set, and the common mistakes.
7 min readNail prep without damage: gentle push-back, light buffing, and when to prime
Prep that makes gel last without thinning the nail: push cuticles gently, never cut, buff with 240 grit until the shine is gone, cleanse, and when to use primer.
8 min readSeven nail shapes: which suits your fingers, and how to file them evenly
Square, squoval, round, oval, almond, coffin and stiletto: which flatter which fingers, which break least, the right grit and direction, and getting ten nails to match.
7 min readHow to pick a gel colour for your skin tone: warm, cool or neutral undertone
Three at-home undertone checks, the colour theory you actually use at the shelf, a skin tone to colour family table, colours by occasion, and a 5-minute two-finger test.
6 min readNail changes worth a doctor's visit: what to notice and why not to gel over them
Dark streaks, lifting nails, red swollen skin, colour changes, thickening: how to notice them, what to do before the appointment, and why covering them is a mistake.
6 min readHow to remove gel safely: file the top coat, soak in acetone, never peel
Step-by-step soak-off removal with real times, how to wrap foil, how builder, polygel and hard gel come off by filing, what never to do, and acetone precautions.
7 min readSimple gel nail art: French tips, sponge ombre and marble, step by step
Three basic gel designs, simple tools: a crisp French line with a liner brush, sponge ombre, and marble on an uncured layer. Layer counts, cure times, common mistakes.
6 min readYour first nail kit: files, buffer, pusher, wipes, alcohol. What can wait
The nine things a beginner needs for gel nails at home: what file grit numbers mean, how to use a buffer and pusher, which liquids matter, and what not to buy yet.
7 min readStoring gel and nail tools: light, temperature, lids and period after opening
Why gel thickens in the bottle, what temperature to keep it at, how to read the open-jar (PAO) symbol, when a gel has gone off, and how to store a lamp and e-file bits.
7 min readGel nail allergy: warning signs, HEMA, and how to lower the risk
Gel nail allergies come from acrylates such as HEMA touching skin again and again. The warning signs, how they differ from irritation, and how to apply gel more safely.
4 min readGel nails at home, step by step: from prep to top coat
The order that makes a gel manicure last: prep, base, colour and top, each layer cured, with the reason for each step and the mistakes behind lifting and allergies.
4 min readUV vs LED nail lamps: the difference, and why your gel stays soft
UV, LED and UV/LED lamps give off different light, and each gel needs its own range. Match the lamp to the gel, spot under-curing, and use the lamp safely.
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