Empty Capsules: A Comprehensive Guide for Buyers in 2025
Empty capsules are widely used in the pharmaceutical, nutraceutical, and supplement industries for encapsulating powders, liquids, or semi-solids. As demand grows, sourcing high-quality empty capsules from reliable manufacturers becomes crucial. This guide covers everything you need to know about these essential packaging components.
How to Find Reliable Empty Capsules from China in 2025
China remains a leading supplier of empty capsules, offering competitive pricing and diverse options. To find trustworthy manufacturers:
- Check certifications like GMP, ISO, or Halal/Kosher compliance
- Review supplier history and customer feedback on platforms like Alibaba
- Request samples to test quality and compatibility
- Verify production capacity and lead times
- Ensure clear communication and after-sales support
What Buyers Should Know Before Buying Empty Capsules from China
When importing empty capsules from China, consider:
- Minimum order quantities (typically 50,000-100,000 units)
- Shipping costs and import regulations in your country
- Payment terms (30% deposit is common)
- Customization options for colors, sizes, and printing
- Quality control processes at the factory
Types of Empty Capsules
The main categories include:
Gelatin Capsules
Derived from animal collagen, available in hard and soft forms. Most common type, suitable for most applications.
Vegetarian Capsules
Made from plant cellulose (HPMC), ideal for vegan products or religious requirements.
Enteric-coated Capsules
Designed to dissolve in intestines rather than stomach, protecting sensitive ingredients.
Functions and features of Empty Capsules
Key characteristics include:
- Precise dosage delivery
- Tamper-evident design
- Moisture barrier properties
- Compatibility with filling machines
- Shelf stability (typically 2-3 years)
Scenarios of Empty Capsules
Common applications:
- Pharmaceutical drugs (prescription and OTC)
- Dietary supplements (vitamins, herbs)
- Probiotics and specialty formulations
- Cosmeceuticals (beauty supplements)
- Veterinary medicines
How to Choose Empty Capsules
Selection factors:
- Size: From 000 (largest) to 5 (smallest)
- Material: Gelatin vs. vegetarian based on requirements
- Color: Opaque for light protection, clear for visibility
- Dissolution rate: Immediate or delayed release
- Certifications: Meet regulatory standards for your market
Empty Capsules Q & A
Q: What's the price range for empty capsules?
A: Typically $0.02-$0.10 per capsule depending on material, quantity, and customization.
Q: How should empty capsules be stored?
A: In cool (15-25°C), dry conditions (RH below 45%) away from direct sunlight.
Q: Can capsules be printed with logos?
A: Yes, most manufacturers offer printing services for brand identification.
Q: What's the difference between gelatin and vegetarian capsules?
A: Gelatin dissolves slightly faster and has better oxygen barrier, while vegetarian options suit dietary restrictions.
Q: How are empty capsules filled?
A: Using manual filling machines for small batches or automatic capsule fillers for large-scale production.