There are 249 calories in a 3.5 oz serving of Ground beef Ground Beef, crumbled, cooked, drained, rinsed. Calorie breakdown: 57% fat, 0% carbs, 43% protein.here are 249 calories in a 3.5 oz serving of Ground beef Ground Beef, crumbled, cooked, drained, rinsed. Calorie breakdown: 57% fat, 0% carbs, 43% protein.
Sunlight and Vitamin D Synthesis. Exposure to the sunâs ultraviolet (UV) rays is required for vitamin D3 (cholecalciferol) to be produced. Vitamin D3 is synthesized in the skin once your unprotected skin receives exposure to sunlights UV rays. The sun emits three different types of radiation, UVA, UVB and UVC. The ozone layer is good at blocking all of the UVC radiation and most of the UVB, however, none of the UVA radiation.
Vitamin B12 aids in the development of red blood cells in higher animals pantothenic acid water-soluble vitamin essential in animal metabolism. Pantothenic acid, a growth-promoting substance for yeast and certain bacteria, appears to be synthesized by bacteria in the intestines of the higher animals.eport Abuse. It was demonstrated by human experiments that the fecal vitamin B_6,urinary 4-pyridoxic acid as well as the synthesized vitamin B_6 markedly increased with the change of an ordinary diet to a vegetable diet.