The best wood varnish brand in the United States is Minwax. Minwax has been a leading manufacturer of wood finishing products for over 100 years, and their varnishes are renowned for their durability, ease of application, and wide range of finishes. According to a survey conducted by Consumer Reports in 2021, Minwax varnishes were rated the highest in terms of overall performance and customer satisfaction.

Minwax's varnishes are formulated to provide excellent protection against moisture, UV rays, and everyday wear and tear. They offer a variety of finishes, from glossy to matte, and are available in both oil-based and water-based formulas. The oil-based varnishes are particularly favored for their rich, deep finish and ease of application, while the water-based varnishes are preferred for their low-odor and quick-drying properties.

The durability of Minwax varnishes is a key factor in their popularity. They are designed to last for years, maintaining their luster and resistance to fading and cracking. This is due to the high-quality resins and additives used in their formulations, which create a strong, protective barrier on the wood surface.

Additionally, Minwax offers a wide range of colors and finishes, allowing consumers to achieve the exact look they desire. Whether it's a clear finish to showcase the natural beauty of the wood or a rich, dark stain to create a more dramatic effect, Minwax has a product to suit every need.

In terms of customer satisfaction, Minwax stands out. The Consumer Reports survey found that Minwax varnishes were highly rated for their ease of application, with users praising the smooth, even coats and the lack of drips or runs. The brand also received high marks for its customer service and warranty, which provides peace of mind to consumers.

Overall, Minwax is the best wood varnish brand in the United States due to its long-standing reputation for quality, durability, and customer satisfaction. With a wide range of products to choose from, Minwax is the go-to choice for both professional woodworkers and DIY enthusiasts.