Modified Starch

Generally Safe FillerSynthetic

Modified Starch is a synthetic filler used in dietary supplements. Safety rating: Generally Safe. It is generally considered safe for most people at standard doses. Found in 20 supplements in the GoodSupp database. Modified starch is starch that has been chemically altered to change its properties.

20 Products use this
Generally Safe Safety rating
Filler Category
No Natural origin

Safety Verdict: Generally Safe

This ingredient is rated generally safe for use in dietary supplements.

What is Modified Starch?

Modified starch is starch that has been chemically altered to change its properties.

Common Names Modified Starch
Type Filler
Origin Synthetic / Manufactured
Safety Rating Generally Safe

Why is Modified Starch used in supplements?

It is used as a filler, binder, or thickener.

Role in supplements: Filler — adds bulk to fill capsules or tablets to a standard size. Does not contribute to the supplement's active benefits.

Should you be concerned about Modified Starch?

Generally no. Modified Starch is considered safe for most people at typical supplement doses. Some individuals may want to be aware of minor sensitivities.

Low risk. Generally safe for most people in supplement amounts.

Top-rated products containing Modified Starch

These 20 highest-scoring supplements in our database use Modified Starch.

NOW Foods Chewable Vitamin D-3, Fruit, 25 mcg (1000 IU), 180 Chewables
NOW Foods Chewable Vitamin D-3, Fruit, 25 mcg (1000 IU), 180 Chewables
Product 100 Brand N/A
Yum V's Zero Vitamin D3, 50 mcg (2000 IU) per serving, 60 Gummies
Yum V's Zero Vitamin D3, 50 mcg (2000 IU) per serving, 60 Gummies
Product 100 Brand N/A
NOW Foods Mega D3 & MK-7, 120 Capsules
NOW Foods Mega D3 & MK-7, 120 Capsules
Product 96 Brand N/A
Dr. Mercola Vitamins D3 & K2, 30 Capsules
Dr. Mercola Vitamins D3 & K2, 30 Capsules
Product 96 Brand N/A
NOW Foods D3 + K2 Chewables, 90 Chewables Tablets
NOW Foods D3 + K2 Chewables, 90 Chewables Tablets
Product 96 Brand N/A
Dr. Mercola Vitamins D3 & K2, 90 Capsules
Dr. Mercola Vitamins D3 & K2, 90 Capsules
Product 96 Brand N/A
Protocol For Life Balance Chewable D3 + K2, 90 Chewable Tablets
Protocol For Life Balance Chewable D3 + K2, 90 Chewable Tablets
Product 96 Brand N/A
NOW Foods Vitamin D3, Max Potency, 50000 IU, 15 Capsules
NOW Foods Vitamin D3, Max Potency, 50000 IU, 15 Capsules
Product 93 Brand N/A
Yum V's Zero Vitamin D3, 125 mcg (5000 IU) per serving, 60 Gummies
Yum V's Zero Vitamin D3, 125 mcg (5000 IU) per serving, 60 Gummies
Product 93 Brand N/A
BulkSupplements Vitamin D3 Powder
BulkSupplements Vitamin D3 Powder
Product 93 Brand N/A
MVW COMPLETE FORMULATION MVW ADEK The Essentials With Zinc Gummies Mango
MVW COMPLETE FORMULATION MVW ADEK The Essentials With Zinc Gummies Mango
Product 93 Brand N/A
Garden of Life Herbals, Liposomal Berberine, 60 Vegan Capsules
Garden of Life Herbals, Liposomal Berberine, 60 Vegan Capsules
Product 91 Brand N/A
Divine Health® Q10® Vital - 60 Capsules (60 Servings)
Divine Health® Q10® Vital - 60 Capsules (60 Servings)
Product 91 Brand N/A
Legion Athletics Triton Fish Oil, 120 Softgels
Legion Athletics Triton Fish Oil, 120 Softgels
Product 88 Brand N/A
Dr. Mercola Vitamins D3 & K2 Low Dose, 30 Capsules
Dr. Mercola Vitamins D3 & K2 Low Dose, 30 Capsules
Product 87 Brand N/A
Doctor's Best Melatonin, Natural Mint, 5 mg, 120 Chewable Tablets
Doctor's Best Melatonin, Natural Mint, 5 mg, 120 Chewable Tablets
Product 87 Brand N/A
up&up Men's Daily Multivitamins Tablets
up&up Men's Daily Multivitamins Tablets
Product 87 Brand N/A
Dr. Mercola Calcium with Vitamins D3 & K2, 30 Capsules
Dr. Mercola Calcium with Vitamins D3 & K2, 30 Capsules
Product 85 Brand N/A
Nature's Choice Turmeric Curcumin Supplement 1500mg with Curcuminoids
Nature's Choice Turmeric Curcumin Supplement 1500mg with Curcuminoids
Product 85 Brand N/A
Divine Health Dr Colbert M.D. Q10 Vital®, 60 Capsules
Divine Health Dr Colbert M.D. Q10 Vital®, 60 Capsules
Product 83 Brand N/A
Related Ingredients
Frequently Asked Questions
Is Modified Starch safe in supplements?

Modified Starch is rated generally safe for most people at amounts commonly found in supplements. While the overall safety profile is favorable, some individuals may experience minor sensitivities. In GoodSupp's database, 20 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Modified Starch and why is it in my supplement?

Modified starch is starch that has been chemically altered to change its properties. As a filler, it adds bulk to capsules or tablets to achieve a standard size without affecting the active ingredients. It appears in 20 products in the GoodSupp database.

Is Modified Starch natural or synthetic?

Modified Starch is synthetically produced, meaning it is manufactured through chemical processes rather than directly extracted from natural sources. Synthetic ingredients are extremely common in supplements and are not inherently less safe than natural alternatives. In many cases, synthetic production allows for higher purity and more consistent quality. The FDA regulates both natural and synthetic supplement ingredients under the same safety standards. GoodSupp rates ingredients based on their actual safety data regardless of whether they're natural or synthetic.

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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.