Introduction
Unquestionably, capsules are a broadly used dosage format for nutritional supplements. However, not all capsules are produced the same. Vegan capsules and conventional gelatin capsules represent the two chief capsule types you’ll encounter.
Selecting between vegan capsules and gelatin capsules for your supplement products is a fundamental decision. That’s based on key factors, including dietary restrictions, ethical values, and environmental concerns.
Understanding both capsule variants helps select the ideal option for your requirements. Here, we’ll delve deeper into vegan capsules and gelatin capsules and examine their pros and cons. With an informative table, we’ll illustrate the vital differences between these two capsule variants.
What Are Gelatin Capsules?
Gelatin capsules are a variant of two-piece rigid-shell capsules. These are used to deliver a wide range of nutraceutical ingredients in health supplements.
Gelatin capsules are produced from gelatin, a protein derived from collagen, which exists in animal tissues. It can originate from animal sources that include:
- Bovine (cow)
- Porcine (swine)
- Fish
Generally, gelatin is obtainable from the hides or bones of animals. It can also be extracted from fish scales and skin.
Gelatin capsules are the conventional capsule dosage form employed in both the pharmaceutical and supplement industries. According to Mordor Intelligence, gelatin capsules occupied 65.56% of the global capsule market share in 2025.
Production Process
The production of gelatin capsules involves the following vital steps:
- Denaturation: During this phase, collagen is heated to unfold its protein structure.
- Hydrolysis: The material is purified. It then undergoes hydrolysis using alkali, acids, or enzymes.
- Molding: The above method produces a hot gelatin solution. It’s then molded into capsule shapes and cooled.
During these phases, stringent measures are applied. They validate the purity and safety of the finished product.
Advantages and Disadvantages
Now let’s check out some notable advantages and disadvantages of gelatin capsules:
Advantages
- Superior bioavailability: Gelatin readily dissolves in the stomach. It helps to release nutrients rapidly.
- Good shelf life and stability: Gelatin capsules possess outstanding shelf life and stability. They maintain their integrity under varying storage conditions, helping safeguard the contents effectively.
- Cost-effective: Gelatin capsules are less expensive to manufacture than their plant-derived counterparts. That’s owing to the plentiful supply of animal-based derivatives and less complicated manufacturing procedures.
- Broadly available: These capsules are widely available due to their cost-effectiveness and long-lasting use. They are readily accessible to manufacturers and are more prevalent in the supplement industry.
Disadvantages
- Not suited for certain diets: Gelatin capsules are animal-derived, making them unsuited for certain diets. They include vegan, vegetarian, or diets with various cultural or religious dietary constraints.
- Sensitive to moisture: Despite showing good shelf life under standard conditions, gelatin capsules are moisture-sensitive. That makes them more susceptible to brittleness or deformation under incredibly humid or dry conditions.
- Large environmental footprint: Manufacturing gelatin capsules relies on animal agriculture, which has a significant environmental impact. This procedure results in biodiversity loss, lowered natural resources, and raised greenhouse gas emissions.
- Easily degraded: Gelatin capsules can readily be degraded by aldehydic end-products. These are materials typically in semi-liquid and liquid formats.
What Are Vegan Capsules?
By vegan capsules, we mean two-piece rigid-shell capsules. These are made to deliver a range of nutraceutical ingredients in health supplements. Unlike gelatin capsules (generally produced from animal sources), vegan capsules are produced from plant-based polymers.
These plant-based materials are as follows:
- Hydroxypropyl Methylcellulose (briefly known as HPMC) or Hypromellose: A cellulose ester obtained from plant fibers
- Starch: Generally obtained from the tapioca plant-based materials
- Pullulan: An odorless, tasteless, and water-soluble polysaccharide obtained from fungi
Vegan capsules serve as an alternative to gelatin capsules. That suits vegan and vegetarian consumers, as they’re free of animal-derived materials.
Production Process
The production of vegan capsules briefly comprises the following steps:
- Extracting plant-derived materials
- Shaping them into capsules
- Subsequently, they are dried for usage
Advantages and Disadvantages
Now, let’s look over some noteworthy advantages and disadvantages of vegan capsules:
Advantages
- Suited for vegans and vegetarians: As noted earlier, vegan capsules contain no animal-derived ingredients. Besides vegans and vegetarians, vegan varieties further appeal to numerous cultural and religious groups. That especially includes those needing Halal and Kosher certifications.
- Eco-friendly: Vegan capsules represent an eco-friendly and sustainable choice owing to their plant-based origins. Manufacturing vegan variants entails fewer resources and produces less environmental waste.
- Unaffected by temperature and moisture alterations: Vegan capsules have reduced hygroscopicity and lower moisture content. That makes them highly stable across a wider range of humidity and temperature than gelatin capsules.
- Versatility: Vegan capsules (e.g., HPMC) can encapsulate a wide range of active ingredients. They include vitamins, herbal extracts, and minerals, thus meeting diverse consumer requirements.
Disadvantages
- Higher manufacturing costs: Vegan capsules typically entail higher manufacturing costs. That’s due to plant-based materials and advanced production processes, which make them more expensive.
- Less prevalent availability: Compared to gelatin capsules, vegan capsules are less widely available. These aren’t as extensively stocked in some regions and markets, despite growing demand.
- Dissolve comparatively slowly: Vegan capsules dissolve a little more slowly than their gelatin counterparts. However, this slight difference seldom affects overall nutrient absorption.
Key Differences Between Vegan Capsules and Gelatin Capsules
We examined vegan capsules and gelatin capsules in detail earlier. The following table summarizes the vital distinctions between these two capsule types:
| Aspect | Vegan Capsules | Gelatin Capsules |
| Material | Derived from plant-based materials, including HPMC (Hydroxypropyl Methylcellulose). | Derived from animal-derived collagen.
|
| Suitability for specific diets | Suitable for vegetarian, vegan, Kosher, and Halal diets. | Have dietary restrictions. |
| Stability in relation to humidity | Higher stability owing to lower moisture content (around 3-7%). | Lower stability owing to higher moisture content (around 13-15%). |
| Stability in relation to heat | More stable; degrades above 80°C. | Less stable; degrades above 60°C. |
| Oxygen permeability | Higher | Lower |
| Dissolution rate | Generally, they have a slower dissolution rate. | Generally, they have a faster dissolution rate due to their gelatin-based animal structure. |
| Suitability for filled materials | Suitable for a wide range of fill materials, including those comprising an aldehydic group. | Suitable for powdered and dry materials; may be incompatible with liquid materials with an aldehydic group. |
| Manufacturing costs | Typically higher | Typically lower |
| Environmental footprint | Smaller | Higher |
| Eco-friendliness of production processes | More eco-friendly | Less eco-friendly |
| Widespread availability | Less widespread availability, yet their demand is rising. | More widespread availability. |
Conclusion
The selection between vegan and gelatin capsules is based on numerous factors. That includes ethical considerations, dietary choices, and manufacturing costs, among others.
Both capsule variants have their distinct attributes, advantages, and disadvantages. Vegan capsules are known as a plant-based, eco-friendly option. Meanwhile, the gelatin varieties offer wide availability and cost-effectiveness.
As a supplement brand, gaining insight into these considerations lets you make an informed decision.
With leading certifications, Handian Nutrition is a distinguished, high-quality, high-capacity manufacturer of capsule supplements. We produce both gelatin- and vegan-capsule variants. Contact us now via our Contact page to get started.