Where can I find Food supplements in Grabs?

Food supplements can also be found in these cities:

Altach Appenzell Buchs Feldkirch Göfis Götzis Hohenems Koblach Laterns Mels Mäder Oberriet Schnifis Sulz Walenstadt Weiler Übersaxen

You can also find this in Grabs:

Smoothies Brandy Fruit Jelly Frozen Herbs Bacon And Ham Pudding Decorative Sugar Three-Grain Bread Cereals Delicatessen