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Product Details
Ingredients
Serving Size: 5ml • Servings Per Container: 120ml Bottle / 240ml Bottle
| Active Ingredient | Strength | Specification |
|---|---|---|
| Coral Calcium | 300 mg per 5ml | USP |
| Magnesium Sulphate | 150 mg per 5ml | USP |
| Zinc Sulphate | 10 mg per 5ml | USP |
| Vitamin D3 (Cholecalciferol) | 400 IU per 5ml | USP |
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Calsif-D Syrup

Calsif-D Syrup
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Advanced Skeletal & Muscular Wellness Liquid with Coral Calcium, Calcium Carbonate, Vitamin D3 & Magnesium
How It Helps
- Reinforce Bone & Tooth Development: Dual-action Calcium Carbonate and bioavailable Coral Calcium provide foundational structural minerals to prevent bone thinning.
- Maximize Calcium Uptake: High-potency Vitamin D3 ensures efficient intestinal calcium transport, optimizing skeletal density and preventing deficiency.
- Support Muscle & Nerve Health: Added Magnesium eases muscular tension, prevents cramps, and aids steady neuromuscular transmission for daily mobility.
Pack Size: [ 120 ml Syrup ]
Product Overview
Rapid childhood growth phases, inadequate dietary milk intake, and limited natural sun exposure often result in compromised calcium reserves. Over time, low calcium and vitamin D levels can manifest as delayed tooth development, frequent muscle twitching, nighttime cramps, and reduced bone mineral density in both kids and adults.
Calsif-D Syrup by OR Health Nexus is an advanced, high-absorption liquid bone complex developed to nourish skeletal and muscular systems. Combining conventional Calcium Carbonate with naturally sourced Coral Calcium, it delivers a rich spectrum of bioavailable bone-building minerals. The formula is activated by Vitamin D3, which drives essential mineral absorption from the digestive tract into the bloodstream, while Magnesium works in synergy to guide calcium into the bone matrix, maintain tooth enamel integrity, and ensure smooth muscle contraction and relaxation.
Directions
Children: Take one (1) teaspoon (5 ml) once or twice daily after meals, or as directed by a healthcare professional. Adults: Take two (2) teaspoons (10 ml) once or twice daily after a meal, or take as directed by your physician. Shake bottle well before use.
Supplement Facts
Serving Size: 5 ml (1 Teaspoon)
Servings Per Container: ~24 Servings
| Active Ingredient | Strength | Specification |
|---|---|---|
| Calcium Carbonate | Bone Mineralization & Tooth Density | USP |
| Coral Calcium | Bioavailable Marine Mineral Support | Dietary Grade |
| Vitamin D3 (Cholecalciferol) | Calcium Absorption & Immune Health | USP |
| Magnesium | Muscle Relaxation & Bone Matrix Support | USP |
Precautions & Warnings
- Consult your physician or pharmacist before use if you are pregnant, nursing, taking prescription medicines, or managing kidney stones or hypercalcemia.
- Accidental excessive intake of calcium supplements should be avoided; adhere strictly to the suggested usage.
- Do not use if you have a known allergy to any listed mineral component or marine-derived sources.
- Discontinue use and consult a physician if any unexpected digestive discomfort occurs.
Storage Instructions
- Store below 30°C in a cool and dry place.
- Protect from direct sunlight and excessive heat.
- Keep out of the reach of children.
Nutraceutical Product — Not intended for the diagnosis, treatment, or cure of any disease.
Frequently Asked Questions
What is Calsub-D Syrup and who should take it?
Calsub-D Syrup is a liquid bone and muscle supplement formulated for growing children, adolescents, active adults, and the elderly who need to counter calcium and vitamin D deficiencies and maintain strong bones and teeth.
Why is Coral Calcium included alongside Calcium Carbonate?
Coral Calcium is a naturally sourced form of calcium that contains trace ocean minerals in balanced ratios. When paired with Calcium Carbonate, it enhances mineral availability, helping the body replenish bone stores more efficiently.
How does Vitamin D3 support the action of Calcium?
Without sufficient Vitamin D3, the body cannot absorb calcium effectively through the intestinal wall, leading to mineral depletion. Vitamin D3 ensures that the calcium you consume is absorbed into the bloodstream and utilized for skeletal repair.
Can Calsub-D Syrup help with muscle cramps?
Yes. Magnesium and calcium work together as biological partners: calcium allows muscle fibers to contract, while magnesium helps them relax. Balanced levels help reduce muscular tightness, spasms, and nighttime leg cramps.
When is the best time to take Calsub-D Syrup?
Take your daily dose with or immediately after a meal (such as breakfast or dinner). Taking calcium supplements alongside food stimulates stomach acids that maximize digestion and mineral uptake.
Can Calsub-D Syrup be taken with iron supplements?
If you are taking separate iron supplements (such as Irore Syrup), take them at least 2 hours apart from Calsub-D, as high doses of calcium can compete with and reduce iron absorption.
Our Quality Promise
At Health Nexus, customer confidence is built on pure, pharmaceutical-grade raw materials and uncompromising manufacturing protocols. Every batch of Calsub-D Syrup is manufactured strictly adhering to Current Good Manufacturing Practices (cGMPs) using standardized, bioavailable active mineral ingredients, ensuring safe, consistent, and dependable skeletal wellness in every dose.














