Ruth Lafler thinks it’s very good but notes that it has a distinct soy taste. It’s not pretend eggnog, it’s a soy beverage, and if you’re not used to soy milk, you might not like it.
maplesugar also recommends So Nice Noel Nog as another dairy alternative. Note that this one also tastes like soy, since “soy milk is never going to be able to masquerade as cow’s milk no matter what the flavour,” says maplesugar.
Board Link: Silk Soy Egg Nog