The Homeopathic Remedy Calcarea Carbonica (Calc. Carb.) is from the calcium in oyster shell and is a useful remedy for physical fatigue, muscle weakness and problems due to faulty nutrition.
The homeopathic remedy Avena Sativa is made from a wild oat and is in the species that includes cereal grains and the seeds of this plant.
The Homeopathic Remedy Ferrum Phosphoricum is made from a mineral compound which helps the body build strong blood cells and its most prominent symptom is a ‘lack of notable symptoms’.