RAW B-Vitamin is a fully soluble plant supplement which contains 1% vitamin B1. RAW B-Vitamin is a great way to supplement any feeding program. Easy to use and fully soluble. RAW B-Vitamin can assist at any time in a plant’s life where the plant may become stressed through transplanting, high salinity, pathogens, nutrient deficiencies, high fruit loading, etc. Use of RAW B-Vitamin can be seen as an ‘insurance policy’ for any feeding program. Derived From: Magnesium Sulfate Also contains non-plant food ingredients 1% Vitamin B1(Thiamine Mononitrate) Directions For Use: Add 1/8 to 1/4 per gallom in reservoir for irrigation. Apply as needed.