1. Temporarily giving up anti-freckle skin care products can easily cause ADHD, mental retardation, and postpartum anemia. Some pregnant mothers will have pregnancy spots on their cheeks in the second trimester. This is unacceptable to modern pregnant mothers who pay great attention to self-image, so they use anti-freckle skin care products. However, the more effective freckle-removing skin care products are, the higher the lead content. Pregnant mothers contain lead in their bodies.