What is the best malware protection for an Apple?

On Apple what? They produce a range of devices using different operating systems.

If you use MacOS, then an up-to-date version of the OS and common sense is enough.

...and if you're using iOS, then an up-to-date version of the OS and common sense.

Most antivirus, malware protection, and cleaning programs do more harm than good in the OS and IOS systems.