No, lupin is not a steroid.
Lupin is a genus of flowering plants, commonly known as lupins. They are not related to steroids, which are a class of organic compounds that have a specific molecular structure and function.
Lupin plants are known for their beautiful flowers and their ability to fix nitrogen in the soil. Some species of lupin are also used as a food source, particularly in their seeds.
While lupin is not a steroid, it is important to note that some medications containing lupin extracts may be used to treat certain conditions. However, these medications are not considered steroids.