Capsule Size

Sizing

K-CAPS® are free of preservatives, allergens and starches. We guide you through the process that incorporates your brand preferences.

Sizing

Height shown in centimeters

Sizing

Vegetarian Empty
Capsules size chart

Capsule Size
AW - Average Weight (mg) 145 137 121 107 79 63 50 40
AW - Tolerance ±6 ±7 ±6 ±6 ±5 ±4 ±3 ±3
Formulation Density
DF - 0.6 g/ml 612 570 462 408 288 216 162 120
DF - 0.8 g/ml 816 760 616 544 384 288 216 160
DF - 1.0 g/ml 1020 950 770 680 480 360 270 200
DF - 1.2 g/ml 1224 1140 924 816 576 432 324 240
Overall Close Length
(mm) 25.30 23.40 23.50 21.60 19.40 17.60 15.70 14.30
Tolerance (mm) ±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3 ±0.3
Inches 0.996 0.921 0.913 0.850 0.764 0.693 0.618 0.563
Tolerance (inches) ±0.012 ±0.012 ±0.012 ±0.012 ±0.012 ±0.012 ±0.012 ±0.012
Individual Lengths Cap
Body (mm) 22.35 20.10 20.00 18.35 16.40 15.15 13.45 12.10
Tolerance (mm) ±0.35 ±0.35 ±0.35 ±0.35 ±0.35 ±0.35 ±0.35 ±0.35
Body (inches) 0.879 0.791 0.787 0.722 0.645 0.596 0.529 0.476
Tolerance (inches) ±0.014 ±0.014 ±0.014 ±0.014 ±0.014 ±0.014 ±0.014 ±0.014
External Diameter Cap
Cap (mm) 8.58 8.56 7.65 7.65 6.96 6.39 5.85 5.33
Cap (inches) 0.338 0.337 0.301 0.301 0.274 0.252 0.230 0.210
Body (mm) 8.25 8.23 7.35 7.35 6.63 6.12 5.60 5.08
Body (inches) 0.325 0.324 0.289 0.289 0.261 0.241 0.220 0.200
Capsules Per Box 65,000 75,000 90,000 100,000 125,000 175,000 200,000 250,000

Capsule Sizes

Our two-piece hard capsules are available in a full range of sizes, giving you the flexibility to focus fully on developing the best product for your indication without having to worry about material density.

As your development partner, we will work with you to define the right size capsule for optimal regimen adherence and efficacy.

  • Available in sizes 00E-4

    Available in sizes 00E-4

  • Easy capsule sizing guide

    Easy capsule sizing guide

  • Flexibility to work with fewer excipients

    Flexibility to work with fewer excipients

  • Consultative support

    Consultative support

Capsule sizing chart

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Everything You Need to Know About Capsule Sizes

Find answers about K-CAPS HPMC capsule sizes, filling capacities, dimensions, formulations, and capsule compatibility for nutraceutical and wellness applications.

Request a quote
You’ll receive a kit shipped to your door, complete with everything you need. Follow our easy video guide to take your impressions.
The ideal capsule size depends on formulation density, ingredient volume, dosage requirements, and consumer preference. Our team can help you determine the best capsule size for your product application.
Capsule filling capacity varies depending on powder density and formulation type. Download the K-CAPS HPMC Capsule Size Chart to view detailed capsule dimensions and approximate fill capacities.
Yes. K-CAPS HPMC vegetarian capsules are engineered for reliable performance, capsule consistency, and compatibility with high-speed capsule filling equipment.
Yes. K-CAPS capsules are available in clear, natural color, delayed-release, and acid-resistant options depending on your formulation and branding needs.