Supporting a wealth of wildlife, the mangroves are a unique habitat. Mangroves are like botanical amphibians, and form some of the most productive ecosystems on Earth. They provide food, shelter, firewood and construction materials that have been harvested sustainably for thousands of years.
Check the expiration date on your vitamin supplements for the first indication of how long they'll last. Vitamin supplements typically bear an expiration date of a year or so from the time they're manufactured. If you store them properly, they should stay potent for at least this long. After the expiration date, you can still expect to use them without harm, but there's no guarantee on potency.
Westend61 / Getty Images. Fat-soluble vitamins are essential for so many biological processes. In fact, you couldn't survive without them. Unlike the water-soluble vitamins, your body stores the fat-soluble vitamins in the liver and fat cells. That's good because fat-soluble vitamin deficiency is not likely to be a problem, but it's also not so good in that you can take too much of these vitamins in supplement form.