Livestock feeders are provided. A livestock feeder can include a base, hopper and lid. The livestock feeder is suitable for providing feedstuffs such as nutritional supplements to a livestock animal on a free-choice basis. The livestock feeder can be durable, portable, non-corrosive and is designed to minimize spillage of feedstuffs and resist tipping over. The livestock feeder can be constructed from a molded polyethylene material.