Humboldts Secret Nutes

Was wondering if you guys have any feedback on this line of nutrients? I started my first ever grow about a month ago and when I went to my local grow shop and bought everything, the owner gave me this start up kit of nutrients completely for free. So of course, I am using them.

The Best Gardening Plant Nutrients – Humboldts Secret Supplies

From what iv’e read online, they’re good. Any feedback is good feedback.