Hummus is a dip made freom ground chickpeas and sesame paste (often called tanini). It is usually enhanced by flavorings and spices. The only possible issue is the result of cross-contamination or the flavorings and spices that may be added. You can control both problems by preparing the dish in your safe kitchen and being aware of what your are adding to ‘improve’ the dish.
Here is a basic recipe for Hummus. Since hummus is usually seasoned with a blend of red pepper and other items, here is the recipe you’re looking for. Click here and/or here for recipes for more ideas for spicing up your hummus.