Is Calcium Stearate halal?
Calcium Stearate is classified uncertain for halal use with Medium confidence. A stearate salt used as a tablet lubricant. Stearate source can be plant or animal.
Excipient (lubricant) · Confidence: Medium
Uncertain Ask pharmacist
What it is
A stearate salt used as a tablet lubricant.
Why it's here
Improves flow in tablet manufacturing.
Why it may matter
Stearate source can be plant or animal.
Common sources
- Vegetable oil
- Tallow
Questions to ask
- Is the stearate plant-derived?
Possible alternatives
- Plant-source stearate
- Stearate-free formulation
Always confirm changes with your clinician.
Reason codes
stearateSourceUnknown
Evidence & citations1
AuditCommon questions
- Is Calcium Stearate halal?
- RxHalal currently classifies Calcium Stearate as UNCERTAIN (Medium confidence). Stearate source can be plant or animal. This is information only — not a fatwa or medical advice.
- What is Calcium Stearate used for in medicines?
- A stearate salt used as a tablet lubricant. Improves flow in tablet manufacturing.
- What are common sources of Calcium Stearate?
- Common sources include: Vegetable oil; Tallow. Manufacturers often do not disclose which source is used.
- Is the stearate plant-derived?
- Ask your pharmacist or prescriber. RxHalal lists this because Calcium Stearate is uncertain in our cited database.
- What are alternatives to Calcium Stearate in medicines?
- Possible alternatives mentioned in our database: Plant-source stearate; Stearate-free formulation. Always confirm with a clinician before switching.
Medicines using this excipient
6 total0 halal6 uncertain0 concern
- Crestor 10 mg Tablet (Rosuvastatin)· AstraZenecaUncertain
- Zithromax 500 mg Tablet· PfizerUncertain
- Rosuvastatin 10 mg Tablet (generic)· Glenmark PharmaceuticalsUncertain
- Spironolactone 25 mg Tablet· Mylan PharmaceuticalsUncertain
- Viagra 50 mg Tablet (sildenafil)· PfizerUncertain
- Medrol Dosepak 4 mg (methylprednisolone)· PfizerUncertain
Seen most often in these conditions
Where this excipient turns up across RxHalal's tracked treatment categories.
- High Cholesterol2 of 7 (29%)
- Allergies1 of 12 (8%)
- Hypertension1 of 15 (7%)
- Inflammatory Bowel Disease (IBD)1 of 5 (20%)
- Men's Health (ED & BPH)1 of 4 (25%)
Showing top 5 of 6 matched conditions.
Smallest set of questions to ask
AI suggests the fewest questions that would resolve the uncertainty.
Offline: the questions listed above are available without AI.