I don't think it's harmful; plantain is safe to eat raw, just not as pleasant.
When ripe, plantains can be eaten raw, just like bananas.
in 100g of banana's fresh, raw without skin is 95.0kcal
Eating raw beetroot is not harmful.
you will get the trots
'harmful food' is food that is dangerous, or food that can cause harm to you
Cellery
You should not eat raw cornstarch, as it is linked to anemia and iron deficiency and may cause digestive issues such as gas and bloating. Raw cornstarch may also harbor harmful bacteria which can cause food-borne illnesses; cook it to ensure it is safe to consume
stem, fruit and flowers
Raw shrimp cannot be refrozen. This is because the raw shrimp will get freezer burned and could grow harmful bacteria.
Bitter gourd also known as bitter melon is green and sweet when raw.
body,raw foods,ocean,and your skin
Only if you break them when you chew it.