Spaces within strings that precede and follow the characters that are generated with the inline SUPER and SUB functions are removed when you use the ODS destination for Excel.

You can use the NOBREAKSPACE=ON style attribute to retain the blank spaces within the string.  Click the Full Code tab to see an example.

Operating System and Release Information

ods escapechar="^";
ods excel file="c:\temp\test.xlsx";

proc print data=sashelp.class label;
   var name / style={width=1in nobreakspace=on};
   label name="Add ^{super 1} a space"; 
run;

ods excel close;