Lowered serum total L carnitine levels are associated with obesity at term pregnancy These are my educated supplement choices during pregnancy. I'm not taking a traditional prenatal because this supplement stack more than covers my needs for folate, B vitamins, iron, and other key nutrients Frontiers Maternal L Carnitine Supplementation Improves Brain Health in Offspring from Cigarette Smoke Exposed Mothers Source Naturals Acetyl L Carnitine (500mg) (60 tablets) Organics.ph Frontiers Maternal L Carnitine Supplementation Improves Brain Health in Offspring from Cigarette Smoke Exposed Mothers