Do nutrients i take in during pregnancy all get passed on to the foetus? what key nutrients should I consume?

Yes, but the nutrients taken up by your foetus is self regulated based on the foetus biological requirement. Guidelines for every mother to observe - 1, Take nutrient rich food to ensure balanced nutrients for foetus 2, Avoid excess calorie intake, particularly if u r obese or diabetic 3, Avoid using processed vegetable cooking oils 4, Eat smart brain foods that provide smart brain fats to your foetus developing brain & nervous system 5, Try to eat as much organic food as u can