Orange juice is commonly suggested for any ailment, primarily because of vitamin C’s well-known impact on the immune system. This high concentration of ascorbic acid, which does act like an antioxidant in the body, is not the only powerful chemical when it comes to countering bladder cancer. Limonene is also present in oranges, and this specialized compounds is able to inhibit the spread and metastasis of cancerous cells and tumors. By slowing the growth of tumors, it gives other formal treatments a better chance of eliminating the cancerous cells entirely.