Economic growth or recession in a country can have a great impact on consumers. In times of economic recession, consumers may skimp on beauty products and undergo changes in their purchasing habits. Changes in the population, such as aging, the growth of a young population, or a change in demographic composition, can greatly affect consumer needs and preferences. For example, a country's aging population may lead to increased demand for anti-wrinkle and anti-aging products. Changes in fashion and lifestyle can have a significant impact on consumers. New trends in makeup and beauty have a great influence on the market of cosmetics and health products, and consumers may be inclined towards new products based on new trends. Industrial and technological advances can lead to the creation of new products based on science and technology. These changes can affect consumers' preferences and cause changes in the ranking of the largest consumers. Changes in laws and regulations can have a great impact on the cosmetics market. Restrictions or changes in health standards and regulations may affect the market and change consumer preferences.

Personal care products include a wide range of products used for skin care, hair care, oral hygiene, body hygiene and beauty. It includes moisturizing creams and lotions, anti-wrinkle creams and lotions, anti-acne creams and lotions, anti-sagging creams and lotions, and other skin care products. It includes shampoos, conditioners, oils and hair care products, hair styling products (gels, waxes, sprays and other styling materials) and hair color products. It includes toothbrushes, toothpaste, dental rollers, mouthwash, dental floss and other oral hygiene products such as tooth concentrates and tooth scraping strips. It includes soap, shampoo and body balm, body lotion, deodorant, body oil, body powder and shaving products (including shaving cream, shaving powder and shaving brush). It includes sunscreen creams, lotions, sprays and gels that protect the skin from the harmful rays of the sun. It includes lipstick, blush, powder cream, concealer, pancake, mascara, eye shadow, eyeliner, eyebrow, face powder, lip gloss, face gloss and other cosmetics. Includes perfumes and colognes for daily use and parties. It includes nail coloring, nail polish, nail cleaner and nail cosmetics such as brushes and pens. The leaders of this industry are:

• L'Oreal is one of the largest cosmetics companies in the world. They produce products including lotions, creams, lipsticks, skin and hair care products. Some of the famous brands under L'Oreal include: Maybelline New York, Garnier, Lancôme, Giorgio Armani and Kiehl's.
• Procter & Gamble operates in the field of cosmetics and health products. Sub-brands such as Head & Shoulders, Pantene, Olay, Gillette and SK-II are widely recognized.
• Estee Lauder produces famous brands in the field of cosmetics and health products. Some of the company's popular brands include: Estée Lauder, Clinique, MAC Cosmetics, Bobbi Brown and Jo Malone.
• Shiseido is a large Japanese company in the field of cosmetics and health products. They manufacture products including lotions, creams, perfumes and skin care products. Shiseido also has sub-brands such as NARS, BareMinerals and Clé de Peau Beauté.
• Katris is an American company that works in the field of cosmetics and health products. They carry brands including CoverGirl, Rimmel London, Max Factor and Sally Hansen.
• Avon is an American company that independently sells cosmetics and health products through an independent sales system (multilevel marketing network). Avon is more complete with Merbut brands.
• Neutrogena is a well-known brand in the field of skin care products. They produce products including creams, lotions, sunscreens, and cleansing products.
• Yves Rocher is a French company that works in the field of natural and herbal cosmetic products. They offer products such as creams, perfumes, skin care products and cosmetics.
• Aveda is an American brand that focuses on natural and organic cosmetics. They produce skin care, hair care and cosmetic products such as lipsticks and blushes.
• Clinique is an American brand that works in the field of skin care and makeup products. They offer products suitable for skin problems such as acne, oily skin and dry skin.

The largest consumers of cosmetic products in the world are generally related to several factors such as population, average income, culture and fashion trends. While some countries play as larger and more important markets, it should be noted that this ranking may change as economic and social conditions change. The United States, with its high population and high average income, is one of the largest markets for cosmetic products in the world. China, with a very high population, is also one of the largest markets for cosmetic products. Economic growth and lifestyle changes of Chinese people have increased the consumption market in this country. Japan is also one of the important markets for cosmetic products, with a huge population and a strong skin care and beauty culture. Brazil is a strong market for beauty and health products with a high population and people's desire to take care of beauty and health. India is also an important market for cosmetic products with a very high population and a growing trend for skin care and beauty.

The market for personal cosmetics and hygiene products has grown significantly globally and is expected to continue to grow. Factors such as increasing consumer awareness about personal hygiene, the boom in the beauty industry, and changes in the culture of life are important factors in this growth. Personal care products include a wide variety of products. This includes skin products such as creams, lotions and sunscreen products, hair care products including shampoo, oil and conditioning products, oral hygiene products including toothbrushes, toothpaste and mouthwash, body hygiene products including soaps, lotions and body lotions. And cosmetic products include lipstick, eyebrow pencil, hair color and nail polish. Companies producing personal cosmetics and hygiene products are trying to use innovation and advanced technology to provide products with better features and performance. Some examples of this innovation include advanced formulations, the use of natural and biological materials, the use of nanotechnology, and the development of multipurpose products.

The market of personal cosmetics and hygiene products is fiercely competitive among different brands. Big and famous companies such as L'Oreal, Estee Lauder and Procter & Gamble are present in this industry. Intense competition and efforts to differentiate and attract customers have created various marketing strategies in this industry. Among the marketing strategies used in this industry are television, radio, print and online advertising, sponsoring events and cosmetic contests, working with celebrities and social influencers, creating customer loyalty programs and special discounts. In recent years, more and more consumers pay attention to personal hygiene and sustainable values. Therefore, brands that offer products with natural ingredients, no animal testing and recyclable packaging have been able to attract a wider audience . The industry of personal cosmetics and hygiene products needs to comply with strict regulations and standards. There are also restrictions such as testing for product safety and efficacy, restrictions on advertising, labels and consumer rights. Manufacturers must comply with these regulations to be able to launch a market and win the trust of customers.