The bulk price of raw wheat bran generally ranges from just under $1 per pound to as high as $3 per pound as of 2015. Purchasing wheat bran in bulk typically results in a lower cost per pound.
Bulk prices vary depending on the brand, the number of pounds purchased, and shipping costs if the bran is purchased online. The most common bag sizes for bulk raw wheat bran are 20, 25 or 50 pounds. Some websites, such as Nuts.com, give discounts to customers who make multiple orders at a time or sign up to receive bulk orders on a recurring basis.
With refrigeration, raw wheat bran should retain freshness for approximately six months.