Because the body converts all dietary sources of vitamin A into retinol, 1 mcg of physiologically available retinol is equivalent to the following amounts from dietary sources: 1 mcg of retinol, 12 mcg of beta-carotene, and 24 mcg of alpha-carotene or beta-cryptoxanthin.
The body needs more omega-3 than omega-6 to reduce the risk of heart disease and inflammation. Since olive oil is higher in omega-3 than other oils, sardines in olive oil contain more omega-3 than sardines in water; however, the sardines in water are still the better option with lower amounts of cholesterol and fat.
Sardines are one of the best sources of calcium and vitamin D. Strengthens Bones: As mentioned, sardines are a good source of calcium, and regular calcium helps in strengthening bones. A good amount of calcium, coupled with exercise can strengthen bones and prevent diseases, such as osteoporosis, in the future.ardines generally come as canned fish and they are commonly known as canned sardines. Although sardines are regarded as a single species, there are actually 21 types of fish that can easily fall under the category of sardines.