what is fulvic acid good for

{"cid":"91224136","title":"Food Grade Supplements Shilajit Extract 50% Fulvic Acid Powder","imgUrl":"https:\/\/img.chinax.com\/nimg\/83\/49\/f9d99b525e1d3bedfe9e15a5a7bb-200x200-1.jpg","attrs":{"Brand Name":"SL","Model Number":"SL25110604","Minimum Order Quantity":"1kg","Delivery Time":"3-5days","Certification":"ISO22000\/ISO9001\/HACCP\/FDA","Place of Origin":"CHINA","Payment Terms":"T\/T,alibaba,paypal","Packaging Details":"1kg\/bag 25kg\/drum","Name":"Fulvic Acid Powder","Appearance":"Brown fine powder","Fulvic Acid":"\u226550%","MOQ":"1kg","Brand":"SLBIO","Certificate":"ISO22000\/ISO9001\/HACCP","Storage":"Store in a well-closed place with constant low temperature and no direct sun light","Shelf life":"24 Months When Properly Stored"}}

{"cid":"91224240","title":"Premium Liquid Humic Acid Fertilizer For Sustainable And Eco Friendly Agriculture","imgUrl":"https:\/\/img.chinax.com\/nimg\/8c\/2c\/c99ade2bd04d20642d11f4ab3178-200x200-1.jpg","attrs":{"Brand Name":"Huayuan","Certification":"ISO9001","Place of Origin":"Shanxi","Payment Terms":"L\/C,T\/T","Packaging Details":"10KG, 25KG package, or 1 ton package and customer designated packing is available.","Product Name":"New Product Fulvic Acid+NPK With Good Product Quality","Size":"1-2mm","N. P. K. (dry Basis)":"\u226520%","Product Category":"Humic Acid Water-soluble Fertilizer","Appearance":"Black Flake","Fulvic Acid":"\u226550%","Solubility":"100%","Humic Acid":"\u226550%"}}