Spray-n-grow foliar spray ingredients?

Saw this stuff on amazon and has great reviews. These are the ingredients:

Barium 0.147 Cadmium 0.115 Calcium 196.300 Chromium 0.085 Cobalt 0.024 Copper 12.840 Iron 1026.000 Lithium 0.050 Magnesium 1009.000 Manganese 3.470 Molybdenum 0.647 Palladium 0.035 Phosphorus 0.676 Potassium 3.326 Selenium 0.533 Sodium 5110.000 Sulphur 1959.900 Vanadium 0.115 Zinc 603.400

http://www.kindgreenbuds.com/marijuana-grow-guide/spray-n-go.html

Seem legit for veg and early flower?

The description says its used on plants in soil, would it be a problem to use it on a dwc system?

Also here's another old thread on it, but seems rather incomplete:

https://www.rollitup.org/general-marijuana-growing/73920-what-spray-n-grow-your-2.html

I'm thinkin add some protekt to it for silica