Cosequin DS Maximum Strength Chewable Tablets The recommended initial administration period is four to six weeks; however, some dogs may respond sooner. The number of chewable tablets may then be reduced to the maintenance level.
From the WebMD Archives. Feb. 3, 2004 -- Low testosterone levels may cause clinical depression in older men, a new study shows. Age related decreases in the male sex hormone testosterone are common in older men; some 30% of men over age 55 have it. Low levels of the hormone can cause symptoms of fatigue, a decreased sex drive, and irritability.
Men with low vitamin D levels are much more likely to have low testosterone levels when compared to men with adequate amounts of the vitamin. 2. Healthy men who decide to supplement with low dose vitamin D, can expect to have around 25% more testosterone in their bloodstream after a year of supplementation. 3. If your serum vitamin D levels are already in the optimal range, you might not get a testosterone boosting benefit from extra supplementation.