Wassen We Protect Immune Health Selenium ACE+D contains an organic form of selenium yeast, which is up to two times better absorbed by the body compared to non-organic selenium. Selenium and Vitamins A,C & D are essential nutrients needed by the body to help support a healthy immune system. Selenium and vitamins C and E all contribute to the protection of cells from oxidative stress. Taking Wassen We Protect Immune Health Selenium-ACE+D one-a-day tablets as part of a healthy lifestyle helps ensure dietary intake of these important nutrients. Wassen We Protect Immune Health Selenium ACE+D has been on the market in the UK for over 30 years. Providing Selenium from Selenium yeast, Selenium and Vitamins A, C and D are essential nutrients that all contribute to the normal functioning of the immune system.