Magna RX of This are at their lowest before puberty and begin to increase during puberty. Generally, your This level gradually decreases with age (about 1% per year after 30 years). Fortunately, there are natural methods to boost your This levels. Bodybuilding Strength training has shown that it stimulates the production of Strength Muscles, this is nowadays more to demonstrate. Vitamin D Whether you get vitamin D through the sun or supplements, it is positively correlated with increasing This levels. Here is a sample study among others. Zinc A zinc deficiency can adversely affect your This levels. Studies have .