Fumaric Acid

Generally Safe BufferNatural

Fumaric Acid is a naturally derived buffer 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. Fumaric acid is an organic acid that occurs naturally in plants and animals.

20 Products use this
Generally Safe Safety rating
Buffer Category
Yes Natural origin

Safety Verdict: Generally Safe

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

What is Fumaric Acid?

Fumaric acid is an organic acid that occurs naturally in plants and animals.

Common Names Fumaric Acid
Type Buffer
Origin Natural / Plant-derived
Safety Rating Generally Safe

Why is Fumaric Acid used in supplements?

It is used as an acidity regulator or flavoring agent.

Role in supplements: Buffer — maintains pH stability to protect active ingredients and reduce stomach irritation.

Should you be concerned about Fumaric Acid?

Generally no. Fumaric Acid 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 Fumaric Acid

These 20 highest-scoring supplements in our database use Fumaric Acid.

VitaFusion Vitafusion Power C Gummy Vitamins - 188 mg of Vitamin C for Immune Support, Source of Antioxidants, 50-Day Supply, 150 Count, 150 gummies
VitaFusion Vitafusion Power C Gummy Vitamins - 188 mg of Vitamin C for Immune Support, Source of Antioxidants, 50-Day Supply, 150 Count, 150 gummies
Product 100 Brand N/A
Nordic Naturals Nordic Naturals Omega-3 Gummies - Chewable Tangerine Gummy Provides Daily Dose of Omega-3s DHA and EPA for Kids and Supports Heart Health For Adults, No Fishy Taste, 60 Count
Nordic Naturals Nordic Naturals Omega-3 Gummies - Chewable Tangerine Gummy Provides Daily Dose of Omega-3s DHA and EPA for Kids and Supports Heart Health For Adults, No Fishy Taste, 60 Count
Product 98 Brand N/A
VitaFusion Power Zinc Gummy Vitamins, Natural Strawberry Tangerine, 90 Gummies
VitaFusion Power Zinc Gummy Vitamins, Natural Strawberry Tangerine, 90 Gummies
Product 96 Brand N/A
VitaFusion Gummy Vitamins, Power C Gummies, Tropical Citrus, 92 Gummies (125 mg per Gummy)
VitaFusion Gummy Vitamins, Power C Gummies, Tropical Citrus, 92 Gummies (125 mg per Gummy)
Product 96 Brand N/A
Nordic Naturals Vitamin D3 Gummies, Wild Berry, 1000 IU, 120 Gummies
Nordic Naturals Vitamin D3 Gummies, Wild Berry, 1000 IU, 120 Gummies
Product 95 Brand N/A
Nordic Naturals Vitamin D3 Gummies, Wild Berry, 1000 IU, 60 Gummies
Nordic Naturals Vitamin D3 Gummies, Wild Berry, 1000 IU, 60 Gummies
Product 95 Brand N/A
Nordic Naturals Vitamin D3 Gummies Sport - NSF Certified for Sport - Wild Berry, 1000 IU, 120 Gummies
Nordic Naturals Vitamin D3 Gummies Sport - NSF Certified for Sport - Wild Berry, 1000 IU, 120 Gummies
Product 95 Brand N/A
Nordic Naturals Kids Probiotic Gummies, Great Berry, 60 Gummies
Nordic Naturals Kids Probiotic Gummies, Great Berry, 60 Gummies
Product 93 Brand N/A
Nordic Naturals Vitamin D3 + K2 Gummies, Pomegranate, 60 Gummies
Nordic Naturals Vitamin D3 + K2 Gummies, Pomegranate, 60 Gummies
Product 87 Brand N/A
Nordic Naturals CoQ10 Gummies, Strawberry, 100 mg, 60 Gummies
Nordic Naturals CoQ10 Gummies, Strawberry, 100 mg, 60 Gummies
Product 87 Brand N/A
VitaFusion Power C™, High Potency Vitamin C Gummies, Natural Orange, 150 Gummies
VitaFusion Power C™, High Potency Vitamin C Gummies, Natural Orange, 150 Gummies
Product 87 Brand N/A
VitaFusion Vitafusion Power Zinc + C Gummy Vitamins - Helps Support Immune Function, Antioxidants, Healthy Hair, Skin, and Nails, 90 Count, 90 Vitamin Gummies
VitaFusion Vitafusion Power Zinc + C Gummy Vitamins - Helps Support Immune Function, Antioxidants, Healthy Hair, Skin, and Nails, 90 Count, 90 Vitamin Gummies
Product 87 Brand N/A
Vitafusion Power Zinc
Vitafusion Power Zinc
Product 87 Brand N/A
GNC Mega Men Mega Men Gummy Multivitamin Mixed Berry
Product 84 Brand N/A
VitaFusion Men's Multi Gummies, Berry, 150 Gummies
VitaFusion Men's Multi Gummies, Berry, 150 Gummies
Product 83 Brand N/A
Vitafusion Men's Vitamin Chewables
Vitafusion Men's Vitamin Chewables
Product 83 Brand N/A
Vitafusion Men's Multivitamin Gummies
Vitafusion Men's Multivitamin Gummies
Product 82 Brand N/A
Vitafusion Men's Multi Daily Multivitamin
Vitafusion Men's Multi Daily Multivitamin
Product 82 Brand N/A
VitaFusion PreNatal Gummy Vitamins, Natural Raspberry Lemonade, 90 Gummies
VitaFusion PreNatal Gummy Vitamins, Natural Raspberry Lemonade, 90 Gummies
Product 81 Brand N/A
Life Enhancement FastBLAST™, 480 g
Life Enhancement FastBLAST™, 480 g
Product 79 Brand N/A
Related Ingredients
Frequently Asked Questions
Is Fumaric Acid safe in supplements?

Fumaric Acid 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 Fumaric Acid and why is it in my supplement?

Fumaric acid is an organic acid that occurs naturally in plants and animals. It appears in 20 products in the GoodSupp database.

Is Fumaric Acid natural or synthetic?

Fumaric Acid 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.