Not at all, but it kept the man from poisoning himself- or only eating instant noodle. [The complete lack of cooking skill beyond that had not gone unnoticed.

... or the memory that it was motivation in Arven's interest in cooking, making the best sandwiches he could alongside that. His creator had noticed it enough, but to find those notes within the Violet Book during his time here? He wished he could have had a chance to—]

Yes, mainly meant as a cleaning enzyme that my tongue is capable of producing due to the design, it is more or less saliva.