A detailed video on how to make/mix your own Hydroponics Nutrient Solution, complete with ratio, TDS and PH readings, and documented plant growth. Watch the video in full and you might never have to buy commercial brand nutrient solution ever again.
Credits to the recipe goes to Katanim:
https://www.youtube.com/watch?v=I2yryCaiPUw&ab_channel=MarvinBaeza

Info on the right readings for your plannts
http://www.homehydrosystems.com/ph_tds_ppm/ph_vegetables_page.html
Weeb Traveller
