Workout experience should be 1, 2, 3+ years working out consistency 5x a week. Typically you should have a SOID full 2+ years before considering doing any sysles MINIMUM and that with a GOOD strict diet. No reason to use anything when you body has tons or natural potential and will grow just as fast with out any of the many negative side effect you can get from aas and your gains will be 100% maintainable.