Estd 1869. 5% Acidity. Heinz all natural apple cider vinegar is always: Sourced from all natural apples. Ultra-filtered to guarantee sparkling clarity. Diluted to 5% acidity and bottled at peak freshness. www.HeinzVinegar.com. www.heinz.com. Pinterest.com/heinzvinegar. Questions/comments? call 1-800-255-5750 or visit us at: www.heinz.com. For recipes and more information please visit www.HeinzVinegar.com. Made in U.S.A.