I wouldn't stress about it. If it takes 2 weeks to clear stock for relaunch it is well worth waiting for. The company took a calculated risk to relaunch this month. Once they relaunch they will have a much more premium product with pre-biotics, DHA and organic.
https://www.chemistwarehouse.com.au/shop-online/960/nan
chemist warehouse still selling 50 cans per day.