Every vitamin or mineral you need to thrive is present in a whole-food, plant-based diet in amounts and proportions consistent with our needs. The only exceptions are vitamin B12 and vitamin D.
Fiber plays a key role in signaling to our brain that we have eaten enough and is also an essential part of digestion, normal colon function, and binding and removing toxins that would otherwise be re-absorbed into the body.
We do not need to consume cholesterol in our diets because our bodies can make all that we need.