A Vogel Avenaforce - Ideal for natural relief from fatigue, anxiety, hyperactivity, irritability and insomnia, A. Vogel Avenaforce is made from fresh flowering Avena sativa, the green leafy parts of the oat plant. Avenaforce Homeopathic preparation relieves anxiety and calms the nerves naturally and effectively, providing natural support for the stresses and strains of today's hectic lifestyles.