Dollar amount provided by the lease holder on a regular basis to the owner of the property for a specific period of time in exchange for use, such as an apartment or car.
1. Vitamin D. Vitamin D is vital to many of your body systems. Though fingernails are made of keratin, they are easily affected by the same vitamins as bones. Since both calcium and vitamin D are essential to bone health, they both help in the strength and growth of nail health.hough fingernails are made of keratin, they are easily affected by the same vitamins as bones. Since both calcium and vitamin D are essential to bone health, they both help in the strength and growth of nail health.
Fingernail strength -- like hair thickness, skin tone, and shoe size -- is subject to a lot of normal variation. If you're a healthy person with no obvious nutritional deficiencies, research suggests that vitamins are unlikely to help strengthen your nails. This doesn't mean you are without options if you want to strengthen your nails.