Soft Gelatin Capsules Manufacturing
Soft Gelatin Capsules Manufacturing: The Process, Benefits & Applications
Soft gelatin capsules also known as softgels are really popular in the nutraceutical industry. They are great for delivering oils, liquids and semi-solid formulations in one to-swallow unit. This makes them a great choice for everything from vitamin supplements to prescription medicines. If you own a brand or you are a distributor or a franchise partner it is an idea to understand how softgels are made. This will help you make decisions when you are looking for a manufacturer.
What Are Soft Gelatin Capsules?
A soft gelatin capsule is a single, sealed shell made from gelatin, water and a plasticizer like glycerin or sorbitol. Soft gelatin capsules are different from hard capsules, which are made of two pieces that fit together and are filled with powder. Soft gelatin capsules are filled in one continuous process. They can hold liquid, oil-based or semi-solid contents inside a soft flexible shell.
This makes soft gelatin capsules really good for soluble vitamins like A, D, E and K. They are also good for omega-3 fatty acids, herbal oil extracts and other active ingredients that are hard to put into tablets or hard capsules.
The Softgel Manufacturing Process
Making softgels is a process that involves several stages. It combines pharmaceutical-grade chemistry with machinery. Here is how it works:
First, gelatin, water and plasticizers are mixed and melted into a uniform mass. This is done under controlled temperature and humidity. This mass is the base material for the capsule shell.
Next the active ingredient is prepared as a liquid, suspension or oil-based fill. Excipients are added to make sure the fill is stable and consistent.
Then two continuous gelatin ribbons are fed into a rotary die machine. This machine forms the capsule shape, injects the fill volume and seals the capsule all in one motion.
After that the formed capsules are gently tumbled to remove excess solvent. They are then dried in controlled-temperature tunnels for hours. This helps achieve the shell hardness and moisture content.
Every batch of gelatin capsules is inspected and tested for quality. The tests check for leak integrity, shell thickness, fill weight accuracy, microbial load and dissolution rate.
Finally the soft gelatin capsules are packed into blister strips, bottles or bulk containers. The packaging depends on the clients branding and market requirements. Batch numbers and expiry details are printed on the packaging for traceability.
Key Benefits of Soft Gelatin Capsules
gelatin capsules have many benefits. They offer a combination of clinical advantages.
One of the benefits is better bioavailability. Since the active ingredient is already in dissolved form the body can absorb it faster. This is compared to tablets, which must first disintegrate and dissolve.
Soft gelatin capsules are also tamper-evident and stable. The sealed one-piece shell construction makes them hard to tamper with. It also protects oxygen-sensitive and moisture-sensitive ingredients.
They are easier to swallow too. The smooth surface of gelatin capsules makes them more comfortable to swallow than large tablets. This improves consumer compliance.
Soft gelatin capsules can also mask the taste and odor of oils and actives. This is particularly useful for oils and activities that have a taste or smell.
The rotary die filling process delivers fill volumes batch after batch. This reduces dosing variability.
Soft gelatin capsules can be customized in shape, size, color and coating. This gives brands flexibility for differentiation on pharmacy shelves.
Common Applications of Softgel Capsules
gelatin capsules are used in many product categories. These include:
- Vitamin and mineral supplements, fat-soluble vitamins like A, D, E and K.
- Omega-3 and fish oil supplements.
- Herbal and ayurvedic oil-based formulations.
- Prescription and OTC pharmaceutical activities that require liquid-fill delivery.
- Probiotic and specialty nutraceutical blends.
- Cosmeceutical and beauty-from-within supplements, such as collagen and biotin blends.
How Stellar Biolabs Approaches Softgel Manufacturing
At Stellar Biolabs we follow the quality discipline for soft gelatin capsules as we do for our entire product range. Our facility operates under WHO-GMP and ISO 9001:2015 certification. Our nutraceutical and dietary supplement lines are FSSAI authorized. This ensures that every batch meets recognized domestic quality benchmarks.
We do our manufacturing in-house rather than outsourcing it to subcontractors. This gives us control over every stage of production. It also removes middlemen, which translates into more consistent quality and pricing.
Every batch of gelatin capsules goes through quality checks. These checks cover fill accuracy, shell integrity and microbial safety. We do this before we clear the batch for packaging and dispatch.
We have over 1,000 franchise partners across India. Our product portfolio spans 12+ categories. Our manufacturing systems are built to support both pilot orders and large-scale recurring production runs. We do not compromise on consistency.
Choosing a Softgel Manufacturing Partner
If you are looking for a manufacturer for gelatin capsules there are a few things you should check.
First look for WHO-GMP, ISO and FSSAI certification. Make sure the certification is valid and not just claimed on a website.
Next check if the manufacturer does their manufacturing in-house. This affects both quality control and pricing transparency.
Then check the batch testing protocols. These should cover fill weight, leak integrity and microbial safety.
Also check the flexibility on order quantities. This is particularly important for smaller brands entering the category.
Finally check the pricing. Make sure it is clear and transparent with no hidden costs across formulation, packaging and branding.
Stellar Biolabs is a WHO-GMP and ISO 9001:2015 certified pharmaceutical manufacturer. We are based in Panchkula, Haryana. We offer third-party soft gelatin capsule manufacturing alongside a full product range spanning 12+ therapeutic categories. Whether you are launching a nutraceutical brand or expanding an existing pharma portfolio, our in-house manufacturing capabilities and transparent partner support are built to help you scale with confidence.
You can explore our product range and franchise opportunities: View Our Product Portfolio
To speak with our franchise team directly you can contact us at contact@stellarbiolabs.co.in or call +91-8699446699.


