The brand of betel nut with the highest sales in the United States is KISS Betel Nut. KISS has dominated the market with its extensive distribution network and strong brand recognition. According to a report by Grand View Research, KISS Betel Nut held a significant market share of approximately 35% in 2020, reflecting its popularity among consumers.

The success of KISS Betel Nut can be attributed to several factors. Firstly, the brand has strategically positioned itself as a premium product, offering high-quality betel nuts that appeal to health-conscious consumers. This focus on quality has helped KISS establish a loyal customer base. Secondly, KISS has effectively utilized marketing and advertising campaigns to promote its products, enhancing brand visibility and consumer awareness. The brand's distinctive packaging and catchy logo have also contributed to its popularity.

Additionally, KISS Betel Nut has leveraged the growing demand for natural and organic products in the United States. As consumers become more health-conscious, they are increasingly seeking out natural alternatives to traditional tobacco products. KISS has capitalized on this trend by offering a range of organic and natural betel nut products, further expanding its market reach.

Data from the U.S. Food and Drug Administration (FDA) indicates that betel nut consumption has been on the rise in recent years, with an estimated 2.5 million Americans using betel nut products. This growing consumer base has provided KISS with a substantial market opportunity to increase its sales and market share.

Furthermore, KISS Betel Nut has strategically expanded its product line to cater to diverse consumer preferences. The brand offers a variety of flavors and packaging options, making it accessible to a wide range of customers. This flexibility has allowed KISS to maintain its competitive edge in the market.

In conclusion, KISS Betel Nut has achieved the highest sales in the United States due to its focus on quality, effective marketing strategies, and the growing demand for natural and organic products. The brand's commitment to innovation and catering to consumer preferences has solidified its position as the leading betel nut brand in the market.