Hydroxypropyl Methylcellulose

Safe CoatingNatural

Hydroxypropyl Methylcellulose is a naturally derived coating used in dietary supplements. Safety rating: Safe. It is widely considered safe at typical supplement doses. Found in 20 supplements in the GoodSupp database. Hydroxypropyl methylcellulose is a plant-derived cellulose derivative used as a coating agent.

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

Safety Verdict: Safe

This ingredient is rated safe for use in dietary supplements.

What is Hydroxypropyl Methylcellulose?

Hydroxypropyl methylcellulose is a plant-derived cellulose derivative used as a coating agent.

Common Names Hydroxypropyl Methylcellulose, HPMC
Type Coating
Origin Natural / Plant-derived
Safety Rating Safe

Why is Hydroxypropyl Methylcellulose used in supplements?

It is used as a coating for tablets and capsules.

Role in supplements: Coating agent — provides a smooth outer layer for easier swallowing and moisture protection.

Should you be concerned about Hydroxypropyl Methylcellulose?

No. Hydroxypropyl Methylcellulose 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 Hydroxypropyl Methylcellulose

These 20 highest-scoring supplements in our database use Hydroxypropyl Methylcellulose.

Swanson Magnesium Taurate, 120 tablets (100 mg per Tablet)
Swanson Magnesium Taurate, 120 tablets (100 mg per Tablet)
Product 100 Brand N/A
Allergy Research Group QuatreActiv® Folate, 90 Vegetarian Capsules (833 mcg per Capsule)
Allergy Research Group QuatreActiv® Folate, 90 Vegetarian Capsules (833 mcg per Capsule)
Product 100 Brand N/A
Carlson Vitamin D3 + K2, 120 Vegetarian Capsules
Carlson Vitamin D3 + K2, 120 Vegetarian Capsules
Product 100 Brand N/A
Carlson Magnesium Glycinate, 200 mg, 180 Tablets
Carlson Magnesium Glycinate, 200 mg, 180 Tablets
Product 100 Brand N/A
Swanson Magnesium Citrate, 240 Tablets
Swanson Magnesium Citrate, 240 Tablets
Product 100 Brand N/A
NutriCology Zinc Citrate 25, 25 mg, 60 Vegetarian Capsules
NutriCology Zinc Citrate 25, 25 mg, 60 Vegetarian Capsules
Product 100 Brand N/A
NutriCology Zinc Picolinate, 25 mg, 60 Vegetarian Capsules
NutriCology Zinc Picolinate, 25 mg, 60 Vegetarian Capsules
Product 100 Brand N/A
NaturesPlus Pro L-Theanine 200, 60 Capsules (200 mg per Capsule)
NaturesPlus Pro L-Theanine 200, 60 Capsules (200 mg per Capsule)
Product 100 Brand N/A
NaturesPlus Pro NAC 1200, Sustained Release, 60 Tablets (600 mg Per tablet)
NaturesPlus Pro NAC 1200, Sustained Release, 60 Tablets (600 mg Per tablet)
Product 100 Brand N/A
Source Naturals DMAE, 351 mg, 200 Tablets
Source Naturals DMAE, 351 mg, 200 Tablets
Product 100 Brand N/A
Dr. Mercola Curcumin Advanced, 90 Capsules (500 mg per Capsule)
Dr. Mercola Curcumin Advanced, 90 Capsules (500 mg per Capsule)
Product 100 Brand N/A
Dr. Mercola Curcumin Advanced, 30 Capsules (500 mg per Capsule)
Dr. Mercola Curcumin Advanced, 30 Capsules (500 mg per Capsule)
Product 100 Brand N/A
NaturesPlus KalmAssure, Magnesium Glycinate, 90 Capsules (70 mg per Capsule)
NaturesPlus KalmAssure, Magnesium Glycinate, 90 Capsules (70 mg per Capsule)
Product 100 Brand N/A
NaturesPlus KalmAssure® Magnesium Bisglycinate, 180 Capsules (70 mg per Capsule)
NaturesPlus KalmAssure® Magnesium Bisglycinate, 180 Capsules (70 mg per Capsule)
Product 100 Brand N/A
Allergy Research Group DIM Enhanced Delivery System, 120 Vegetarian Capsules
Allergy Research Group DIM Enhanced Delivery System, 120 Vegetarian Capsules
Product 100 Brand N/A
NaturesPlus Herbal Actives, Red Yeast Rice, 600 mg, 60 Tablets
NaturesPlus Herbal Actives, Red Yeast Rice, 600 mg, 60 Tablets
Product 100 Brand N/A
NaturesPlus Herbal Actives, Gugulipid®, Extended Release, 1,000 mg, 30 Tablets
NaturesPlus Herbal Actives, Gugulipid®, Extended Release, 1,000 mg, 30 Tablets
Product 100 Brand N/A
NaturesPlus Herbal Actives, Red Yeast Rice, 120 Mini-Tabs (300 mg per Tab)
NaturesPlus Herbal Actives, Red Yeast Rice, 120 Mini-Tabs (300 mg per Tab)
Product 100 Brand N/A
NaturesPlus Herbal Actives, Red Yeast Rice, 60 Mini-Tabs (300 mg per Tab)
NaturesPlus Herbal Actives, Red Yeast Rice, 60 Mini-Tabs (300 mg per Tab)
Product 100 Brand N/A
NaturesPlus Herbal Actives, Red Yeast Rice, 600 mg, 30 Tablets
NaturesPlus Herbal Actives, Red Yeast Rice, 600 mg, 30 Tablets
Product 100 Brand N/A
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Frequently Asked Questions
Is Hydroxypropyl Methylcellulose safe in supplements?

Yes. Hydroxypropyl Methylcellulose 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 Hydroxypropyl Methylcellulose and why is it in my supplement?

Hydroxypropyl methylcellulose is a plant-derived cellulose derivative used as a coating agent. As a coating agent, it provides a smooth outer layer that makes tablets easier to swallow and protects them from moisture. It appears in 20 products in the GoodSupp database.

Is Hydroxypropyl Methylcellulose natural or synthetic?

Hydroxypropyl Methylcellulose 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.