NHTC vs REFR Comparison

Natural Health Trends Corp is an international direct-selling and e-commerce company. It offers a line of products such as Wellness, Herbal, Beauty, Lifestyle, and Home. Wellness products include targeted nutrition for joint health, antioxidant support, digestive health, heart health, and vision health. Herbal products include anti-aging and hydrating cleansers, creams, lotions, serums, and toners. Lifestyle products improve the overall quality of life and to support active, physical and healthy lifestyles. Home products are designed to create a clean and natural living environment for the home. It generates a majority of its revenue from Hong Kong and rest from China, Taiwan, Japan, United States and other regions.

Research Frontiers Inc is engaged in the development and marketing of technology and devices to control the flow of light. The company develops and licenses its patented suspended particle device light-control technology to other companies that manufacture and market the SPD-Smart chemical emulsion, the light-control film made from the chemical emulsion, the light-control panels made by laminating the film, electronics to power end-products incorporating the film, or lamination services for, and the end-products. Its revenue source comes from the licensing of technology.