The Crystal ingredient library
Calc Sulph
No. 3 · Calcium sulphate
Explore Calc Sulph No. 3: calcium sulphate in the Schüssler tissue salt tradition, its traditional skin associations and the details to check when choosing a preparation.
What is Calc Sulph?
Calc Sulph is the abbreviated name for calcium sulphate in the Schüssler tissue salt tradition. It is No. 3 in our range, and its traditional place in the system centres on the skin and cleansing themes.
Learning the full ingredient name makes it easier to recognise the preparation and distinguish it from other salts with similar names. This guide brings together its traditional context, the details that matter on the label and where to find it in our collection.
- Short nameCalc Sulph
- Mineral nameCalcium sulphate
- Number in our rangeNo. 3
- Traditional themeSkin and cleansing
Its place in the tissue salt tradition
The Schüssler tradition organises mineral preparations around distinct themes. Calc Sulph appears in traditional reference material in discussions of the skin. Older descriptions also use cleansing language, which explains some of the names you may encounter when browsing tissue salts.
At Crystal Health & Beauty, we keep that traditional context clear. A historical description does not establish that the tablets cleanse the blood, remove toxins or treat a skin condition. The useful starting point is understanding the preparation and its identity within the wider system.
If you are building your knowledge of tissue salts, compare the full names as well as the familiar abbreviations. Similar names do not make two preparations interchangeable.

Reading a Calc Sulph label
Three different numbers can appear on a tissue salt pack: the salt number, the preparation strength or potency, and the tablet count. Each answers a different question. No. 3 identifies Calc Sulph in this range; it is not an instruction to take three tablets.
A potency or dilution notation describes the preparation. It should not be read as a nutritional calcium amount in milligrams. The tablet count simply tells you how many tablets the pack contains.
The current individual product description does not specify the complete tablet base or dilution. Check the finished label, or ask us to confirm those details before ordering. Do not assume that an ingredient list from another brand or a different format applies to this pack.
Find Calc Sulph in our range
Our current range includes the following individual Calc Sulph preparation. Use its product page for purchasing information and the finished pack for the complete directions.
Calc Sulph No. 3
A calcium sulphate tissue salt preparation for those exploring this ingredient within the Schüssler tradition. The individual format makes the salt identity straightforward to recognise.
View Calc Sulph tablets and product details →Calc Sulph, Calc Phos and Calc Fluor
The shared “Calc” beginning can make these names look alike. The second part identifies a different mineral compound, and each has its own place in the tradition:
- Calc Fluor: calcium fluoride, No. 1 in our range, traditionally associated with elasticity.
- Calc Phos: calcium phosphate, No. 2, traditionally associated with bones and teeth.
- Calc Sulph: calcium sulphate, No. 3, traditionally associated with skin and cleansing themes.
These headings help organise the ingredient library. They are not a personalised recommendation to combine the salts or a way to diagnose a mineral deficiency.
Choosing, using and storing your tablets
Before choosing a preparation, read the full ingredients, including the tablet base and any allergen information. This matters especially if you avoid dairy, lactose or other ingredients. A mineral name alone does not describe everything in a tablet.
Follow the amount and method on the finished pack, including any age guidance. If you are pregnant, breastfeeding, taking medication or choosing for a child, check individual suitability with an appropriate practitioner. Persistent or worsening skin symptoms deserve individual assessment.
Keep the container tightly closed in a cool, dry place, away from direct sunlight and heat. Keep out of reach of children and retain the packaging so that the directions and batch details remain available.
Calc Sulph questions answered
What is Calc Sulph?
Calc Sulph is the short name for calcium sulphate in the Schüssler tissue salt tradition. It is No. 3 in the Crystal Health & Beauty tissue salt range.
What is Calc Sulph traditionally associated with?
Traditional tissue salt literature associates Calc Sulph with the skin and cleansing themes. These are historical associations, rather than evidence that the tablets treat a skin condition or remove toxins.
Is Calc Sulph the same as Calc Phos?
No. Calc Sulph is calcium sulphate, while Calc Phos is calcium phosphate. They are separate preparations with different identities in the tissue salt tradition.
Does No. 3 tell me how many tablets to take?
No. It identifies the salt in this range. Follow the directions on the finished pack for the amount and frequency of use.
Is Calc Sulph a nutritional calcium supplement?
A tissue salt preparation should not be assumed to provide a nutritional dose of calcium. Its salt number and potency notation are not a calcium amount in milligrams.
Where can I check the full ingredients and suitability?
Check the current product packaging for the full ingredient list, preparation strength, directions and suitability information. Contact Crystal Health & Beauty before ordering if you need a label detail confirmed.
Continue exploring the ingredient library
Explore Kali Mur, Nat Sulph and Silica to become more familiar with the names across the tissue salt system. Each guide focuses on the identity of that ingredient.
Return to the Learn ingredient library to browse the wider collection, or contact us for help checking a current product label.
For complete ingredients, allergens, suitability and directions, read the current product label. A guide to one ingredient does not describe every possible effect of the finished preparation.

