Maca USA, Inc.
- Root supplements to increase virility and the immune system.
- http://www.macausa.net/

Peruvian Maca
- Offering whole root and ground maca products.
- http://www.peruvian-maca.com/

Inti Maca
- Maca root and powders. Includes supplement facts and composition, and scientific data.
- http://www.intimaca.com

Maka Real
- Maca from Peru. Includes list of ingredients, usage instructions, and recipes.
- http://www.boticaperu.com/macain

Herbs America
- Organic root in powders, liquid extracts, and tablets. Includes nutritional properties, manufacturing process, and scientific data.
- http://www.macaproducts.com/

Maca Active
- All natural vegetable root from the Andes mountains. Features expected benefits, medical studies, and product history.
- http://www.macaactive.com/

Maca Balance
- Organically grown maca in powder form. Highlighting expected benefits and physician references.
- http://www.macabalance.com/

A Healthy Alternative, LLC
- Peruvian maca available in capsule or powder form. Also offers related herbs and supplements.
- http://www.ahealthya.com/

Medicine Plants, LLC
- Organic Peruvian maca in vegetarian capsules. Includes nutritional properties, cultivation practices, and related products.
- http://www.maca750.com/