Excellent Cosmetic Ingredient NOAEL Data

Disodium Succinate

INCI: DISODIUM SUCCINATE

CAS Number
150-90-3
Function
pH adjuster, buffering agent
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no specific CFR restriction; CIR reviewed under dicarboxylic acids โ€” safe

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

4 study endpoints found for Disodium Succinate. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 500 mg/kg bw/day oral rat Short Term Toxicity COSMOS_DB
NOAEL 180 mg/kg bw/day oral rat Reproductive COSMOS_DB
NOAEL 2500 mg/kg bw/day oral rat oral REACH
NOAEL 5000 mg/kg bw/day oral rat oral REACH

Expert Verdict

OECD SIDS assessed. Readily biodegradable. Stable at pH 4โ€“9. No eye/skin irritation data in OECD dossier โ€” minor data gap but low concern given the chemistry (simple dicarboxylate salt). CIR concluded dicarboxylic acids and salts safe.

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Concern Level: Low

Regulatory Flags

ifra_fragrance fda_food_additive

Frequently Asked Questions

Is Disodium Succinate safe in cosmetics?

OECD SIDS assessed. Readily biodegradable. Stable at pH 4โ€“9. No eye/skin irritation data in OECD dossier โ€” minor data gap but low concern given the chemistry (simple dicarboxylate salt). CIR concluded dicarboxylic acids and salts safe. The EU classifies Disodium Succinate as "permitted". Safety rating: EXCELLENT. 4 toxicological study endpoint(s) are available in our database.

Is Disodium Succinate allowed in the EU?

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

What does Disodium Succinate do in cosmetics?

Disodium Succinate functions as: pH adjuster, buffering agent. It is classified as a cosmetic ingredient in our database. CAS number: 150-90-3.

What is the Margin of Safety for Disodium Succinate?

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.

What is the NOAEL for Disodium Succinate?

The NOAEL (No Observed Adverse Effect Level) for Disodium Succinate is 500 mg/kg bw/day based on a Short Term Toxicity study via oral route in rat. A total of 4 study endpoints are available. Source: COSMOS_DB.

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