A reader who creates press-on nails reached out with an important safety question: “I’ve heard of PMMA being used in nail products, but what is BPMMA, and is it safe to use?” To answer this question, we consulted our in-house expert in cosmetic ingredients and nail product safety. Here’s what you need to know about …
Question: Do you get high quality and low quality hema? Is there a difference in the hema or ingredients used in cheap non pro brands vs pro brands? Answer: Yes, there is a difference in the quality of HEMA (Hydroxyethyl Methacrylate) used in professional versus non-professional or cheaper nail brands. High-quality HEMA in professional brands …
Question: Does a gel that contains only Benzyl Methacrylate and Ethylene Glycol Dimethacrylate qualify as hypoallergenic, and is its formula truly free of HEMA, Di-HEMA, HPMA, TPO, and IBOA? Evaluating the Hypoallergenic Claims of a Gel Containing Benzyl Methacrylate and Ethylene Glycol Dimethacrylate Yes, if a gel contains only Benzyl Methacrylate and Ethylene Glycol Dimethacrylate, …
Question: I have a client who has regular soak of gel and reapplication (every 4 weeks). Her free edges are usually white. After her last 2 soak offs, I’ve noticed her free edges are more clear (nails beds still pink and free edges strong). Should this be of any concern? Exploring Changes in the Free …
A veces los bordes libres son más claros después del remojo? LEER MÁS
Ask the expert Question: Nail professionals are taught to apply builder gel in thicker layers compared to gel polish, which is applied thinly.Is this disparity in application thickness due solely to the pigments added to gel polish? If so, why aren’t more photoinitiators added to ensure a complete cure? Understanding Application Thickness: Builder Gel vs. …
Manicures themselves typically don’t cause median nail dystrophy, also known as solenonychia. This condition is more commonly associated with repeated trauma or pressure to the nail matrix (the area where the nail grows), which can result from various factors such as tight-fitting shoes, repetitive tapping or pressure on the fingertips, or underlying medical conditions. However, …
¿La manicura provoca distrofia ungueal media (solenoniquia)? LEER MÁS
¿Puedo utilizar superglue en lugar de resina para las extensiones de uñas de fibra de vidrio o no funciona igual?
¿Puedo utilizar superglue en lugar de resina para las extensiones de uñas de fibra de vidrio o no funciona igual?
¿Puedo utilizar superglue en lugar de resina para las extensiones de uñas de fibra de vidrio o no funciona igual?
At NailKnowledge, we believe in empowering individuals like you with accurate, up-to-date, and scientifically grounded information. Our nail quizzes are more than just questions and answers – they are a pathway to enhancing your expertise, fostering your understanding, and solidifying your knowledge in the world of nail care. Assessment of Nail Knowledge Have you ever …
Por qué son importantes los concursos de uñas de NailKnowledge LEER MÁS
Spanish 
English 
Portuguese