Potassium Bitartrate

INCI: POTASSIUM BITARTRATE

CAS Number
868-14-4
Function
Buffering agent / pH adjuster
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in cosmetics; also GRAS as food additive (cream of tartar)

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

No significant safety concerns; widely used in mainstream cosmetic products as a buffering and pH-adjusting agent.

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Concern Level: None

Regulatory Flags

fda_food_additive

Frequently Asked Questions

Is Potassium Bitartrate safe in cosmetics?

No significant safety concerns; widely used in mainstream cosmetic products as a buffering and pH-adjusting agent. The EU classifies Potassium Bitartrate as "permitted". Safety rating: EXCELLENT.

Is Potassium Bitartrate allowed in the EU?

Potassium Bitartrate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Potassium Bitartrate do in cosmetics?

Potassium Bitartrate functions as: Buffering agent / pH adjuster. It is classified as a cosmetic ingredient in our database. CAS number: 868-14-4.

What is the Margin of Safety for Potassium Bitartrate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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