1 Clean your brush and use clean water or a second color to paint inside the outline, being sure to blend with the outer color. 2  Leave the middle white. 3  For a dark center, paint it in once the flower has dried.  For a light center, paint it while the flower is still wet to blend.
Vitamin A is a group of unsaturated nutritional organic compounds that includes retinol, retinal, retinoic acid, and several provitamin A carotenoids (most notably beta-carotene). Vitamin A has multiple functions: it is important for growth and development, for the maintenance of the immune system and good vision.
Vitamin A (Retinol) Vitamin A is a fat-soluble vitamin that has several important functions in the body. 1  It helps cells reproduce normally, a process called cellular differentiation.  It is essential for good vision. The first sign of a vitamin A deficiency is often poor sight at night.