From the moment you you discover your pregnancy to the day of delivery, it is imperative to reduce your body's exposure to harmful chemicals and toxins. Many of even the most common ingredients found in skin care products (such as retinoids and salicylic acid) can leach into your bloodstream and affect your baby. One way to avoid exposure to harmful chemicals during pregnancy is to create your own body care products. Here's how you can make homemade lotion to avoid toxic chemicals during your pregnancy.