Calcarea Carbonica (Calcium Carbonate / Oyster Shell)
A major constitutional mineral polychrest in classical homeopathy, indicated for sluggish calcium metabolism, lymphatic enlargement, chilliness, head perspiration during sleep, cold damp feet, craving for eggs, and dyspnea on exertion.
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Quick Reference Facts
"Calcarea Carbonica is indicated in chilly, sluggish constitutions with head sweat during sleep, cold damp feet, and dyspnea on ascending stairs."
Clinical Description
Calcarea carbonica is a deep-acting antipsoric polychrest proved by Samuel Hahnemann. It corresponds to impaired nutrition, defective calcium assimilation, scrofulous glandular swelling, excessive chilliness, head sweating during sleep, cold damp feet, craving for eggs, and dyspnea on ascending.
Guiding Keynotes
- Fair, fat, flabby, cold, chilly constitution with tendency to sweat easily, especially on the head during sleep
- Head perspires profusely at night, soaking the pillow; cold damp feet as if wearing damp stockings
- Craving for eggs, soft-boiled eggs, or indigestible items (chalk, earth); aversion to milk and fat
- Shortness of breath on ascending stairs, walking uphill, or least exertion
- Anxiety regarding health, fear of insanity, fear of contagious disease, or disaster
Mental-Emotional Symptoms
- Apprehensive, anxious, easily overwhelmed by work or responsibility
- Fears others will notice their mental weakness or confusion; fear of losing mind/insanity
- Desire for stability, routine, and safety; slow, methodical mental processing
Physical / Particular Indicators
- Glandular enlargement (cervical, mesenteric glands) and delayed dentition/bone closure in infants
- Dyspepsia with sour eructations, sour vomiting, and sour diarrhea
- Coldness of local parts (cold knees, cold feet, icy coldness in scalp)
- Profuse, early menses in women, accompanied by cold feet and night sweats
Modalities
Aggravation (Worse)
- Cold damp weather, cold water, and cold air
- Physical exertion and ascending stairs/hills
- Full moon
- Standing
Amelioration (Better)
- Dry warm weather and warm atmosphere
- Lying on the painful side
Constitutional Mappings
Generalities
Marked chilliness and sensitivity to cold damp air. Great weakness and dyspnea on ascending heights.
Constitutional Type
Suited to fair, soft-muscled, stout, chilly individuals who tire easily on walking uphill or climbing stairs.
Therapeutic Affinities
Clinical Safety & Potency Guidance
Mineral carbonate source prepared by trituration according to official pharmacopoeial standards. Potentized homeopathic dilutions (6C, 30C, 200C) are non-toxic. Professional clinical evaluation is recommended for metabolic bone or endocrine disorders.
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Reference Citations & Evidence Sources
Classical Homeopathic Literature
- CIT-0007Hahnemann S.. "The Chronic Diseases: Their Peculiar Nature and Their Homoeopathic Cure." Adolph Arnold (1828).
Materia Medica & Keynotes
- CIT-0004Hahnemann S.. "Materia Medica Pura." Adolph Arnold (1811).
- CIT-0005Kent J. T.. "Lectures on Homoeopathic Materia Medica." Boericke & Tafel (1905).
- CIT-0006Boericke W.. "Pocket Manual of Homoeopathic Materia Medica." Boericke & Runyon (1901).
AI & Generative Search Citation Block
R0009Dr. Narayan Jethwani. "Calcarea Carbonica (Calcium Carbonate / Oyster Shell)." Homeo Healthcare Clinical Platform. Version 1.1.0. Reviewed: 2026-07-31T12:00:00Z. Available at: https://homeo.healthcare/knowledge/remedies/calcarea-carbonica
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