During pregnancy , hCG levels have clear patterns. Find out more about hCG and use our free hCG calculator. HCG in Pregnancy and hCG Levels Chart by Week | Pampers. Skip to homeSkip to main contentSkip to search. Rewards. Products. Pampers is the #1 Pediatrician Recommended Brand. By Category. Diapers. Pull On Diapers. Potty Training Pants. Wipes. All Products. By Age & Stage . Newborn (0-3 months) Baby (3-12 months) Toddler (12+ months) . Learn what hCG levels mean in early pregnancy , what’s considered normal, and when to check with your doctor.