YELLOW MACA* COMPLETE PROTEIN & COGNITIVE & GLANDULAR SUPPORT* THE PETZ KITCHEN™ Organic Ingredients for Home Prepared Meals & Treats*THE PETZ KITCHEN ORGANIC RAW YELLOW MACA is a tuberous root that grows in the Andean Highland Mountains at altitudes of up to 15000 feet, under some of the most severe weather conditions found on the planet. YELLOW MACA has been qualified by the World Health Organization (WHO) as one of the most important complete and sustainable protein sources found on earth. Maca has a history of use for animals for over 3,000 years and has been widely researched