RealERealEasy with PGX Whey Meal Replacement shake combines PGX with high-quality whey protein, vitamins, minerals, lecithin, and medium-chain triglycerides to help you feel full longer, bring blood sugar to normal levels, and help reduce cholesterol. Available in three flavours, chocolate, strawberry and vanilla, these meal replacement shakes are delicious and satisfying for an easy way to trim down. asy with PGX Whey Meal Replacement shake combines PGX with high-quality whey protein, vitamins, minerals, lecithin, and medium-chain triglycerides to help you feel full longer, bring blood sugar to normal levels, and help reduce cholesterol. Available in three flavours, chocolate, strawberry and vanilla, these meal replacement shakes are delicious and satisfying for an easy way to trim down.