Potassium Sorbate

Safe PreservativeSynthetic

Potassium Sorbate is a synthetic preservative used in dietary supplements. Safety rating: Safe. It is widely considered safe at typical supplement doses. Found in 19 supplements in the GoodSupp database. A potassium salt used as a preservative.

19 Products use this
Safe Safety rating
Preservative Category
No Natural origin

Safety Verdict: Safe

This ingredient is rated safe for use in dietary supplements.

What is Potassium Sorbate?

A potassium salt used as a preservative.

Common Names Potassium Sorbate
Type Preservative
Origin Synthetic / Manufactured
Safety Rating Safe

Why is Potassium Sorbate used in supplements?

Prevents mold and yeast growth to extend shelf life.

Role in supplements: Preservative — extends shelf life by preventing bacterial growth or oxidation.

Should you be concerned about Potassium Sorbate?

No. Potassium Sorbate 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 Potassium Sorbate

These 19 highest-scoring supplements in our database use Potassium Sorbate.

Seeking Health Vitamin A Drops, 750 mcg (2,500 IU)
Seeking Health Vitamin A Drops, 750 mcg (2,500 IU)
Product 100 Brand N/A
MaryRuth's Vegan Liquid Iron Prenatal & Postnatal Berry
MaryRuth's Vegan Liquid Iron Prenatal & Postnatal Berry
Product 100 Brand N/A
Nutri Chlorophyll, Peppermint
Nutri Chlorophyll, Peppermint
Product 100 Brand N/A
Seeking Health Optimal Liposomal L-5-MTHF 1 mg
Seeking Health Optimal Liposomal L-5-MTHF 1 mg
Product 100 Brand N/A
BetterYou D3000 Vitamin D Daily Oral Spray 75 mcg (3000 IU)
BetterYou D3000 Vitamin D Daily Oral Spray 75 mcg (3000 IU)
Product 100 Brand N/A
Nature's Way Bronchial Soothe Ivy Leaf Extract Syrup
Nature's Way Bronchial Soothe Ivy Leaf Extract Syrup
Product 100 Brand N/A
Genestra Brands D-Mulsion 2500 Extra Strength Natural Citrus Flavor
Genestra Brands D-Mulsion 2500 Extra Strength Natural Citrus Flavor
Product 100 Brand N/A
Pure Encapsulations Lithium Liquid
Pure Encapsulations Lithium Liquid
Product 100 Brand N/A
Genestra Brands A-Mulsion Citrus Flavor
Genestra Brands A-Mulsion Citrus Flavor
Product 100 Brand N/A
Genestra Brands D-Mulsion 1000 Natural Spearmint Flavor
Genestra Brands D-Mulsion 1000 Natural Spearmint Flavor
Product 100 Brand N/A
Genestra Brands Cal Mag Raspberry Liquid Natural Raspberry Flavor
Genestra Brands Cal Mag Raspberry Liquid Natural Raspberry Flavor
Product 100 Brand N/A
Genestra Brands D3 K2 Mulsion Natural Lemon Flavor
Genestra Brands D3 K2 Mulsion Natural Lemon Flavor
Product 100 Brand N/A
NOW Vitamin D-3 & K-2 Liposomal Spray
NOW Vitamin D-3 & K-2 Liposomal Spray
Product 100 Brand N/A
Genestra Brands D-Mulsion 1000 Natural Berry Flavor
Genestra Brands D-Mulsion 1000 Natural Berry Flavor
Product 100 Brand N/A
Pure Encapsulations Adenosyl/Hydroxy B12 Liquid
Pure Encapsulations Adenosyl/Hydroxy B12 Liquid
Product 100 Brand N/A
Jamieson Jamieson Vitamin B12 Methylcobalamin Spray, 500 mcg, Raspberry Flavour
Jamieson Jamieson Vitamin B12 Methylcobalamin Spray, 500 mcg, Raspberry Flavour
Product 100 Brand N/A
Jamieson Vitamin D3 Spray 1000 IU Natural Orange
Jamieson Vitamin D3 Spray 1000 IU Natural Orange
Product 100 Brand N/A
Genestra Brands D-Mulsion 2500
Genestra Brands D-Mulsion 2500
Product 100 Brand N/A
Genestra Brands D-Mulsion 1000 IU - Liquid Vitamin D3 - For Healthy Bones & Teeth - Immune Function Support - Non-GMO, Gluten Free & Dairy Free - 30 mL - Natural Berry Flavour
Genestra Brands D-Mulsion 1000 IU - Liquid Vitamin D3 - For Healthy Bones & Teeth - Immune Function Support - Non-GMO, Gluten Free & Dairy Free - 30 mL - Natural Berry Flavour
Product 100 Brand N/A
Related Ingredients
1,2-Hexanediol Generally Safe 2-Hexanediol Generally Safe 2-Hexanediol Generally Safe Aminopropyl Ascorbyl Phosphate Generally Safe Antioxidant Blend (D-Alpha Tocopherol, Rosemary Extract) Safe Antioxidant Blend (Natural Mixed Tocopherols, Rosemary Extract) Safe Ascorbic Acid Safe Ascorbyl Palmitate Safe
Frequently Asked Questions
Is Potassium Sorbate safe in supplements?

Yes. Potassium Sorbate 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, 19 products contain this ingredient. Consult your healthcare provider if you have specific concerns.

What is Potassium Sorbate and why is it in my supplement?

A potassium salt used as a preservative. As a preservative, it extends shelf life by preventing bacterial growth, oxidation, or degradation of active ingredients. It appears in 19 products in the GoodSupp database.

Is Potassium Sorbate natural or synthetic?

Potassium Sorbate 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 — read our methodology. 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.