Yes, Brazil nuts can increase and preserve testosterone in a variety of ways. The selenium in Brazil nuts can boost testosterone levels, as can the high percentage of magnesium found in this nut. Natural cholesterol also plays a vital role in testosterone production, and Brazil nuts are an excellent source of bio-active natural cholesterol. These nuts are also a good source of antioxidants that are attributed to protecting testosterone molecules from oxidation. They are also an excellent source of Arginine, a substance that helps veins dilate and relax, thereby allowing blood to flow more freely. Due to the aforementioned specific benefits, these nuts have for men’s health, finding a source for Brazil nuts for sale that allows you to purchase in bulk is a budget-friendly way to improve your overall health, including men’s testosterone levels.