IMPORTANT NOTE: The products included in this list were chosen because they supply nutrients in quantities useful for preparing large batches of food.
For daily supplementation use pet products specifically formulated for that purpose.
Inclusion in this list does not imply an endorsement of any specific products or suppliers.

Criteria for products include:

Nutrients are supplied in appropriate quantities;

Products are readily available online or in-store.

Criteria for suppliers include:

Name recognition or apparent credibility based on a subjective evaluation of their website;

Variety of products offered or unique products.

Proprietary or bulk products known to be in common use may be listed with a single source.