The macro below will return all the unique items from a range to another range.
You can use the macro like this to copy all the unique items from A2:A100 to cell C1 and below:
FindUniqueValues Range("A2:A100"), Range("C1")
Sub FindUniqueValues(SourceRange As Range, TargetCell As Range)
SourceRange.AdvancedFilter Action:=xlFilterCopy, _
CopyToRange:=TargetCell, Unique:=True
End Sub