Protein supplements are a requirement for muscle growth
PROTEIN is a requirement for muscle growth, but protein SUPPLEMENTS are not. The building blocks of proteins -- amino acids -- are absolutely necessary for muscle protein synthesis and repair after exercise, and protein supplements like protein bars and powders can, of course, provide the necessary amino acids.
But you know what else can provide the necessary amino acids? Real food. Like chicken, tuna, eggs, milk, or vegetarian-friendly sources of protein, such as hemp, pea, or soy products.
I’m not saying there’s no room for supplements, but believing you can’t see results in the gym without supplementation is like believing you can't go to work without stopping at Starbucks. One is not a requirement to successfully complete the other.
Lifting weights while pregnant will hurt the baby
As long as a woman was lifting weights prior to her pregnancy, and as long as her doctor clears her to exercise, there's no reason she can’t continue to train throughout pregnancy. This isn’t the Middle Ages, or even the 1950s. Women aren't dainty flowers, and pregnancy isn't an illness.