The word “use” can be a verb (ending in a /z/ sound) or a noun (ending in a /s/ sound. Here, it’s a noun. When there’s a “real” noun, we don’t usually use the gerund unless we need a gerund phrase: “…but using it excessively might…”. Note that the gerund phrase takes the adverb, “excessively”, because the gerund is a verbal noun.

It seems that "use" (as a noun) is used with an adjective ("daily" or "excessive") and that it doesn't take an object. "Using", on the other hand, takes an adverb ("daily" or "excessively") and it does take an object ("it", for example): "Using toothpaste is recommended." "Using toothpaste excessively is not recommended." "Using it daily is recommended." We can also use the infinitive "to use" in the first clause: "Whitening toothpaste is generally safe to use daily." Or, "It is generally safe to use toothpaste daily."

Either word can be used depending on the structure of the rest of the sentence: * use: noun in this context * using: verb in this context 1.Whitening toothpaste is generally safe for daily use, but excessive use might damage tooth enamel. 2. Whitening toothpaste is generally safe for daily use, but using it excessively might damage tooth enamel. 3. Using whitening toothpaste daily is generally safe, but excessive use might damage tooth enamel.

Short answer: English doesn't do it that way. or to continue your theme: English doesn't use "using" that way. :) X is safe for Y This is safe for me. This is safe for cats. It seems that "use" here a noun. "daily use" appears to act as a noun. Choose from Whitening toothpaste is generally safe for daily use. Using whitening toothpaste daily is generally safe. The use of whitening toothpaste daily is generally safe.