Brand new, unused ◼️[ Directly Contains Short-Chain Fatty Acids ] Contains "short-chain fatty acids," a hot topic on TV and in magazines. Short-chain fatty acids are attracting worldwide attention following research published by a US university. By directly ingesting short-chain fatty acids, which need to be produced from butyric acid bacteria, active short-chain fatty acids are delivered to support the flora. Shipped in simple packaging. ◼️[ 1 Trillion Flora-Supporting Bacteria ] BISERA contains a selection of "Lactobacillus lactis," "EC-12 bacteria," "nano lactic acid bacteria," etc., and incorporates 1 trillion lactic acid bacteria ※.