Disclosed are manure amendment compositions containing a dry or liquid mixture of (1) alum mud and at least one member selected from the group consisting of acid (e.g., sulfuric), bauxite, and mixtures thereof, or (2) bauxite and at least one member selected from the group consisting of acid (e.g., sulfuric), alum mud, and mixtures thereof, which when added to animal manure will form a treated manure product having improved environmental, health and/or animal performance. Also disclosed are various methods of using the manure amendment composition.