Hello girls. How are you? It's week 7 for me. I have a question: is it…

Hello girls. How are you? It's week 7 for me. I have a question: is it possible to lose weight in the first trimester? To avoid gaining too much weight before childbirth? I wanted to try a service that delivers healthy food with 1200 or 1100 calories. Has anyone had such an experience? In my medical history, there is hypothyroidism, TSH is currently 4.3, thyroxine increased to 36.6 mcg and plus iomairin. Another question, who takes complex vitamins for the first trimester? And what additional vitamins do you take? Is it possible for pregnant women to take chromium and berberine? My weight was 5