Panchkula, Oct 8 (UNI) Haryana''s Food and Drugs Administration (FDA) has launched legal proceedings against a Rohtak-based nutrition products dealer after inspectors uncovered serious labelling violations involving a protein powder marketed as "100% Natural", as a statewide crackdown brought 61 establishments and 73 samples of dietary supplements, protein powders and high-caffeine energy drinks under regulatory scrutiny.