"God also said: See, I give you every seed-bearing plant on all the earth and every tree that has seed-bearing fruit on it to be your food." - Genesis 1:29
The most common question is whether one can get all the nutrients such as iron, calcium, vitamin B12, etc. from plant based foods. I would recommend you talk to your doctor about your specific needs. I have been vegan since January 2021, and have not had any health issues. In fact, my doctor tells me that my vitals have improved since I went on a plant-based diet!
Below are some of the resources I use to plan my vegan diet.