Size 4 empty Capsules

Looking to buy size 4 empty capsules? Capsule Depot offers size 4 capsules in both small and large quantities, starting from 100 capsules. Perfect for encapsulating your own powders or herbs at home, our empty gelatin capsules provide the convenience and quality you need. These capsules are manufactured in cGMP-certified and FDA-approved facilities, and contain no preservatives, prions, TSE, or BSE. Shop with Capsule Depot for unmatched reliability and exceptional customer service.

Size 000 Gelatin Capsules

Size 4 Gelatin Capsules

Discover the quality and reliability of Capsule Depot's Size 4 Clear Empty Gelatin Capsules, perfect for health enthusiasts and professionals alike. Our capsules are a high quality blend that includes bovine sources, free of additives, preservatives, contaminants, gluten, and common allergens. Our capsules are manufactured in cGMP-certified and FDA-approved facilities, ensuring the highest safety and quality standards. With no preservatives, prions, TSE, or BSE, these capsules are safe and contaminant-free, and free of all common allergens. Designed for ease of use, they are perfect for both manual filling and use with a capsule filling machine. The Snap Shut technology and transparent design ensure precise and efficient filling, holding 120 - 240 mg (0.024–0.048 teaspoons) of powder. Available in packs of 5,000, 10,000, or bulk with 100,000 capsules per box, the size 4 are suitable for diverse applications from nootropics to fitness supplements. Store them in a cool, dry place to prevent cracking or deformation.


Optimal storage temperature is 59°-77°F (15°-25°C) with a relative humidity between 35-65%. Properly stored, these capsules can last up to 5 years. Made from 100% bovine hide gelatin and purified water. Our gelatin is formulated with a blend of sources to provide exceptional quality and functionality for various applications.

How big is a size 4 capsule?

A size 4 capsule measures 0.563 inches in length. It's ideal for low-dose formulations or substances that require precise dosing.

How many milligrams can a size 4 capsule hold?

A size 4 capsule can typically hold approximately 120 - 240 milligrams of powdered substances, depending on the powder's density.

How many milliliters can a size 4 capsule hold?

A size 4 capsule can typically hold approximately 120 - 240 milligrams of powdered substances, depending on the powder's density.

Size 000 Vegetarian Capsules

Size 4 Vegetarian Capsules

Discover the benefits of health and wellness with our Size 4 Empty Vegetarian Capsules, crafted from HPMC, a plant-derived cellulose for a 100% vegan composition. Ideal for home encapsulation, these high-quality capsules cater to those preferring a vegetarian or vegan lifestyle. Our vegetarian capsules are manufactured and packaged in cGMP-certified and FDA-approved facilities, making them a trustworthy choice for your health needs. They are 100% plant-derived vegan capsules with no preservatives, GMOs, or common allergens, suitable for both dry and liquid ingredients. Whether you're a professional health practitioner or a DIY supplement enthusiast, our empty vegetarian capsules offer the flexibility and quality you need. Their clear, natural composition makes them an excellent choice for a variety of supplements. Store the empty capsules in a cool, dry place to prevent cracking or deformation due to humidity. The optimal storage temperature is 59°-77°F (15°-25°C) with a relative humidity between 35-65%. Properly stored, these capsules can last up to 5 years. Whether you're a professional health practitioner or a DIY supplement enthusiast, our empty vegetarian capsules offer the flexibility and quality you need. Their clear, natural composition makes them an excellent choice for a variety of supplements. Store the empty capsules in a cool, dry place to prevent cracking or deformation due to humidity. The optimal storage temperature is 59°-77°F (15°-25°C) with a relative humidity between 35-65%. Properly stored, these capsules can last up to 5 years.

What are the side effects of vegetable capsules?

Vegetable capsules, made from plant-derived cellulose, are generally well-tolerated and have minimal side effects. They are free from common allergens and suitable for vegetarians and vegans. Always consult with a healthcare professional if you have specific concerns.

What is the difference between gelatin and vegetarian capsules?

Size 4 gelatin capsules are made from animal by-products, primarily bovine or porcine, or a blend of both, and are known for their smooth texture and ease of digestion. Size 4 vegetarian capsules, made from plant-derived cellulose (HPMC), are suitable for vegetarians and vegans. Both types are effective for encapsulating supplements, but the choice depends on dietary preferences and ethical considerations.

Are size 4 vegetarian capsules suitable for all types of supplements?

Yes, size 4 vegetarian capsules are suitable for a wide range of supplements, including vitamins, minerals, and herbal extracts. They are made from plant-derived cellulose (HPMC), making them ideal for vegetarians and vegans. Additionally, they are free from common allergens and preservatives, ensuring compatibility with various supplement formulations.

ISO 9001
ISO 22000
Quality Guarantee

At Capsule Depot, we are dedicated to providing our customers in the United States and Canada with not only high-quality capsules but also unmatched customer support. Whether you are looking to purchase in smaller quantities or in bulk, Capsule Depot offers competitive pricing that ensures you get the best value for your investment. Our commitment to maintaining low market prices for both bagged and bulk orders means that you can scale your purchases according to your needs without compromising on cost or quality. Shop with confidence knowing that you have reliable support tailored to your specific regional requirements in both the US and Canada.

KNOW MORE
  • Fast Shipping

    Our robust shipping network stretches across the globe, ensuring timely and secure delivery of your orders, no matter where you are.

  • Customer Support

    Open communication is our bridge to understanding your requirements,and our compass to navigate towards customized solutions.

  • Unbeatable Prices

    We believe in fair and transparent pricing. We're committed to offering competitive prices on every capsule.