Lactic acid bacteria have been used by humans since ancient times. The history of cheesemaking alone spans more than 7,000 years. Thanks to the work of Louis Pasteur, the nature of fermentation and the important role of microorganisms in it became understood.

In recent years, modern cosmetology has advanced remarkably far and surprisingly fast. But are all aspects of this vast field keeping up with such rapid changes?

The interior design and brand style of a salon must match the high aesthetic standards maintained by the masters in their work with clients. Building codes (SNiPs) set certain limits, but even within them, one can unleash design creativity and carry out restyling with minimal resources.

So what exactly is this ultrasonic wave, how does it work, and why do cosmetologists use this seemingly “terrifyingly dangerous” procedure in their practice?

Envious people would call it a diagnosis. And yet the only difference from the rest of humanity is the content of pheomelanin — the light pigment in the structure of hair. And so many rumors and debates around this brightness…

The condition of our skin is directly related to the way we eat. So what is the current global trend in dietary recommendations for humans?

Where do the substances in cosmetics come from, what is their effect, what side effects do they have, and how much of them should be in the tube to achieve results? So what is cosmetics really made of?

The first beauty salon was opened in Melbourne, Australia, and its story began with a jar of cream.

Professional terms and definitions commonly used in the nail industry. For manicure and pedicure masters — a valuable addition to their knowledge base.

Job description of a massage therapist, job rights and responsibilities of a massage therapist, sample job description of a massage therapist.