After spending approximately 40 weeks inside the womb, the average newborn weighs 7 1/2 pounds. Most babies weigh between 5 1/2 and 10 pounds. The average length of a newborn is 20 inches (50 centimeters), with a range of 18 to 22 inches. The average head circumference (the distance around the head) is 14 inches (35 centimeters).
Lactobacillus and Bifidobacterium are the most common probiotic bacteria. The Lactobacillus genus has 18 different bacteria strains, while the Bifidobacterium genus consists of eight strains.
â¢ Look for added fiber. These are prebiotics which feed the probiotic bacteria. According to The Probiotics Revolution by Gary B. Huffnagle, these come in at least four varieties: o Pectin, a type of fiber found in apples.o Inulin, fiber found in many fruits and vegetables.oday we have to look a bit harder because many food preservation methods kill helpful bacteria. Food manufacturers have discovered their value however and each week more probiotic products are being introduced. Yogurt of course is a popular source.