This is a discount offer on the 1000mg tablets, not the 500mg (Which is half the strength of this product).
Use the coupon code 5OFF to get a further 5% off the subtotal of your order. Instructions on coupon usage can be found here:
http://www.pharmacyonline.com.au/coupon
Shipping cost is $7.95. Pharmacy Online uses Australia Post registered service. This is to insure our customers privacy and the package is delivered to its destination.
I reckon it is definitely not cheaper enough as vitacost in USA requires less shipping fee.