what is the best whey protein

{"cid":"91200263","title":"Aluminum Foil Side Gusset Bags Plastic Flat Bottom For Whey Protein Packaging","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/24\/34\/d7b37569963969ecc2f3d0ee9998-200x200-1.jpg","attrs":{"Price":"Negotiatable","Brand Name":"YC","Model Number":"GB035","Minimum Order Quantity":"20000PCS","Delivery Time":"15-25 work days","Certification":"BRC,SGS,ISO 9001:2015","Place of Origin":"China","Payment Terms":"L\/C, T\/T, Western Union, MoneyGram","Supply Ability":"3000000PCS Per month","Packaging Details":"Cartons","Name":"Flat Bottom Bag For Whey Protein Packaging","Surface handling":"Gravure Printing","Use":"Whey Protein Packaging","Material structure":"PET+AL+PE,Matt Bopp+VMPET+PE,PET\/VMPET\/PE,MOPP+VMPET+PE OR customer requirement","Bag type":"Stand Up Pouch,ziplock","Supply ability":"1000000 Piece\/Pieces per Week"}}

{"cid":"91199451","title":"Resealable 60mic Whey Protein Pouch Packaging Stand Up Food Pouches","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/cf\/ad\/7db4ee1c004897a1533f1e17b070-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"Jiucheng","Model Number":"JC136","Minimum Order Quantity":"20000","Delivery Time":"18-20 working days","Certification":"ISO9001.BRC SGS","Place of Origin":"Shanghai, China","Payment Terms":"L\/C, T\/T, D\/P, Western Union","Supply Ability":"500.000 bags per day","Packaging Details":"300 or 400 bags Packed in PE Non-dust bags first, and then in cartons ,whether to use pallets according to customer's requirement ; or as your request","Printing":"Gravure printing","Material":"PET\/PE ; OPP\/CPP ;PET\/CPP;PET\/NY\/PE;PET\/VMPET\/PE","Feature":"Barrier","Color":"Up to 10 colors .","Item":"OEM & ODM","Thickness":"60mic -180mic","Cylinder cost":"Negotiate (just for the first order)","Bag Type":"stand up pouch with zipper","UV spot":"Accept","Sealing & Handle":"Zipper Top","Usage":"Dry food ; Frozen Foods ; Protein ; Baked Goods ; Pet Food & Treat ; Snack Foods"}}