Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source)

Safe CapsuleNatural

Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) is a naturally derived capsule used in dietary supplements. Safety rating: Safe. It is widely considered safe at typical supplement doses. Found in 20 supplements in the GoodSupp database. Hypromellose capsules are made from plant-derived cellulose, and stearic acid acts as a lubricant.

20 Products use this
Safe Safety rating
Capsule Category
Yes Natural origin

Safety Verdict: Safe

This ingredient is rated safe for use in dietary supplements.

What is Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source)?

Hypromellose capsules are made from plant-derived cellulose, and stearic acid acts as a lubricant.

Common Names Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source), Vegetable Cellulose Capsule, Veggie Capsule
Type Capsule
Origin Natural / Plant-derived
Safety Rating Safe

Why is Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) used in supplements?

It is used to encapsulate the supplement ingredients and improve manufacturing.

Role in supplements: Capsule material — forms the shell that contains the supplement's active ingredients. Dissolves in the stomach to release contents.

Should you be concerned about Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source)?

No. Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) is widely regarded as safe for use in dietary supplements at typical levels. It has a long history of use and is accepted by major regulatory bodies.

No action needed. This ingredient is safe at amounts used in supplements.

Top-rated products containing Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source)

These 20 highest-scoring supplements in our database use Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source).

NOW Foods Selenium, 200 mcg, 180 Veg Capsules
NOW Foods Selenium, 200 mcg, 180 Veg Capsules
Product 100 Brand N/A
NOW Foods Relora®, 300 mg, 120 Veg Capsules
NOW Foods Relora®, 300 mg, 120 Veg Capsules
Product 100 Brand N/A
NOW Foods Natural Spirulina, 500 mg, 120 Veg Capsules
NOW Foods Natural Spirulina, 500 mg, 120 Veg Capsules
Product 100 Brand N/A
NOW Foods Relora, 300 mg, 60 Veg Capsules
NOW Foods Relora, 300 mg, 60 Veg Capsules
Product 100 Brand N/A
Protocol For Life Balance Selenium, 200 mcg, 90 Veg Capsules
Protocol For Life Balance Selenium, 200 mcg, 90 Veg Capsules
Product 100 Brand N/A
Protocol For Life Balance Ashwagandha Extract, 450 mg, 90 Veg Capsules
Protocol For Life Balance Ashwagandha Extract, 450 mg, 90 Veg Capsules
Product 100 Brand N/A
NOW Foods Zinc Picolinate, 50 mg, 120 Veg Capsules
NOW Foods Zinc Picolinate, 50 mg, 120 Veg Capsules
Product 93 Brand N/A
NOW Foods Zinc Picolinate, 50 mg, 30 Veg Capsules
NOW Foods Zinc Picolinate, 50 mg, 30 Veg Capsules
Product 93 Brand N/A
NOW Foods Zinc Picolinate, 50 mg, 60 Veg Capsules
NOW Foods Zinc Picolinate, 50 mg, 60 Veg Capsules
Product 93 Brand N/A
NOW Foods Methyl Folate, 5,000 mcg, 50 Veg Capsules
NOW Foods Methyl Folate, 5,000 mcg, 50 Veg Capsules
Product 93 Brand N/A
NOW Foods Echinacea, 400 mg, 100 Veg Capsules
NOW Foods Echinacea, 400 mg, 100 Veg Capsules
Product 87 Brand N/A
NOW Foods Cascara Sagrada, 450 mg, 250 Veg Capsules
NOW Foods Cascara Sagrada, 450 mg, 250 Veg Capsules
Product 87 Brand N/A
NOW Foods Fo-Ti, 560 mg, 100 Veg Capsules
NOW Foods Fo-Ti, 560 mg, 100 Veg Capsules
Product 83 Brand N/A
NOW Foods Ginkgo Biloba With Eleuthero Root, 100 Veg Capsules
NOW Foods Ginkgo Biloba With Eleuthero Root, 100 Veg Capsules
Product 81 Brand N/A
NOW Foods Maximum Strength Melatonin, 20 mg, 90 Veg Capsules
NOW Foods Maximum Strength Melatonin, 20 mg, 90 Veg Capsules
Product 81 Brand N/A
NOW Foods Licorice Root, 450 mg, 100 Veg Capsules
NOW Foods Licorice Root, 450 mg, 100 Veg Capsules
Product 81 Brand N/A
NOW Foods Cat's Claw, 500 mg, 100 Veg Capsules
NOW Foods Cat's Claw, 500 mg, 100 Veg Capsules
Product 81 Brand N/A
NOW Foods Willow Bark Extract, 100 Veg Capsules (400 mg per Capsule)
NOW Foods Willow Bark Extract, 100 Veg Capsules (400 mg per Capsule)
Product 81 Brand N/A
Protocol For Life Balance Melatonin, Maximum Strength, 20 mg, 90 Veg Capsules
Protocol For Life Balance Melatonin, Maximum Strength, 20 mg, 90 Veg Capsules
Product 81 Brand N/A
NOW Foods Psyllium Husk Caps, 500 mg, 500 Veg Capsules
NOW Foods Psyllium Husk Caps, 500 mg, 500 Veg Capsules
Product 75 Brand N/A
Related Ingredients
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Frequently Asked Questions
Is Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) safe in supplements?

Yes. Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) is rated safe for use in dietary supplements at typical levels. This rating is based on regulatory assessments, published safety research, and its long history of use in the supplement industry. It is widely accepted by major regulatory bodies including the FDA and EFSA. In GoodSupp's database, 20 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) and why is it in my supplement?

Hypromellose capsules are made from plant-derived cellulose, and stearic acid acts as a lubricant. It forms the capsule shell that contains and protects the supplement's active ingredients, dissolving in the digestive tract to release the contents. It appears in 20 products in the GoodSupp database.

Is Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) natural or synthetic?

Hypromellose (Cellulose Capsule) and Stearic Acid (Vegetable Source) is naturally derived, meaning it comes from natural sources such as plants, minerals, or animal products rather than being chemically synthesized. Natural-origin ingredients are preferred by many consumers, though it's important to note that 'natural' does not automatically mean 'safer' — safety depends on the specific substance, its purity, and the amount used. The safety rating assigned by GoodSupp is based on the ingredient's actual safety profile, not its origin.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.