Is Magnesium Ascorbyl Phosphate safe in cosmetics?
Magnesium Ascorbyl Phosphate has a safety rating of "EXCELLENT" in our database. EU status: permitted. US status: permitted.
Excellent
Antioxidant
Magnesium Ascorbyl Phosphate
Also known as: Ascorbyl monophosphate magnesium salt
INCI: MAGNESIUM ASCORBYL PHOSPHATE
Magnesium Ascorbyl Phosphate (CAS 114040-31-2) is a cosmetic antioxidant functioning as Stable vitamin C derivative; antioxidant; skin-brightening; collagen-synthesis. EU Regulation 1223/2009 status: permitted, max 1–5%. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 114040-31-2 →
Auto-generated CPSR Part A draft with source citations
Function
Stable vitamin C derivative; antioxidant; skin-brightening; collagen-synthesis stimulant; barrier-supporting through magnesium cofactor activity; anti-inflammatory; tyrosinase inhibitor
Safety Rating
EXCELLENT
Regulatory Status
EU EU Status
permitted
EU Max Conc.
1–5%
US US Status
permitted
US Notes
No FDA restriction; marketed as stable vitamin C derivative for brightening and anti-aging. CIR has not identified safety concerns at cosmetic concentrations.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Magnesium Ascorbyl Phosphate.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
10 property records from structured ingredient metadata.
acne
{"cas_number": "113170-55-1", "anti_acne_mechanism": "anti_inflammatory", "comedogenicity_rating_0_to_5": "0", "acne_type_efficacy": "inflammatory", "sebum_reduction_pct_clinical": "0-5", "prescription_required_usa": "No", "otc_drug_monograph_category": "No", "max_otc_concentration_pct": "No limit", "japan_quasi_drug_anti_acne": "No", "korea_functional_cosmetic_acne": "No", "eu_cosmetic_restrictio…
anti_pollution
{"cas_number": "113170-55-1", "ingredient_class": "antioxidant_pollution_shield", "primary_mechanism": "free_radical_scavenging", "pollution_types_targeted": "PM2_5/UV_A", "IR_A_protection": "no", "visible_light_protection": "no", "digital_screen_protection_claim": "no", "PAH_neutralization": "no", "ozone_protection": "no", "mitochondrial_protection": "no", "Nrf2_activation": "no", "AhR_pathway_mo…
antioxidant
{"cas_number": "113170-55-1", "antioxidant_class": "vitamin", "chemical_subclass": "ascorbic acid phosphate magnesium salt", "molecular_weight_daltons": "334.54", "orac_value_umol_te_per_g": "750", "dpph_radical_scavenging_ic50_ug_per_ml": "45-65", "abts_trolox_equivalent": "0.45", "singlet_oxygen_quenching": "moderate", "superoxide_dismutase_mimetic": "low", "hydroxyl_radical_scavenging": "modera…
baby_pediatric
{"cas_number": "CAS-FUNC-33", "ingredient_class": "other", "pediatric_safety_rating": "good", "minimum_age_months": "3", "neonatal_safe": "no", "premature_infant_safe": "insufficient_data", "skin_barrier_maturity_consideration": "Functional ingredient - generally safe", "transepidermal_absorption_risk_pediatric": "low", "systemic_exposure_concern_pediatric": "low", "dose_per_kg_body_weight_concern…
comedogenicity_detail
{"comedogenicity_rating": "0", "irritancy_rating": "1", "skin_type_suitability": "all,oily,combination,normal,mature", "acne_safe": "yes", "source": "Stable vitamin C"}
concentration
{"min_concentration_pct": "3.0", "max_concentration_pct": "10.0", "typical_concentration_pct": "5.0", "product_type": "Moisturizer", "function_at_concentration": "Stable vitamin C", "source": "Supplier TDS"}
cost_pricing
{"cost_tier": "mid-range", "estimated_cost_per_kg_usd_low": "45", "estimated_cost_per_kg_usd_high": "85", "natural_premium_markup_pct": "0", "organic_certified_premium_pct": "0", "supply_chain_volatility": "low", "primary_source_region": "Japan/China", "bulk_discount_threshold_kg": "50", "seasonal_price_variation": "low", "commodity_or_specialty": "specialty", "substitute_ingredients": "SAP, Vitam…
depigmentation
{"cas_number": "113170-55-1", "ingredient_class": "other", "primary_mechanism_of_action": "Mineral active providing UV protection or exfoliation preventing/treating hyperpigmentation", "secondary_mechanisms": "Variable", "molecular_target": "other", "tyrosinase_inhibition_IC50_uM": "varies", "tyrosinase_inhibition_type": "competitive", "melanin_reduction_pct_in_vitro": "25-45", "melanin_reduction_…
Expert Verdict
Expert safety assessment and concern-level summary for Magnesium Ascorbyl Phosphate.
Regulatory Flags
cir-safe-as-used-2005
eu-unrestricted
stable-neutral-ph
phosphate-ester
korea-functional-cosmetic-whitening
japan-quasi-drug-whitening
pro-oxidant-risk-metal-ions
Known Synonyms
Ascorbyl monophosphate magnesium salt
Regulatory Lists
Canada; Personal care; Substances in PCP - Canada (4/2014)
Frequently Asked Questions
Is Magnesium Ascorbyl Phosphate allowed in the EU?
Magnesium Ascorbyl Phosphate EU regulatory status: permitted. Maximum allowed concentration: 1–5%. This is based on EU Regulation 1223/2009 and its amendments.
What does Magnesium Ascorbyl Phosphate do in cosmetics?
Magnesium Ascorbyl Phosphate functions as: Stable vitamin C derivative; antioxidant; skin-brightening; collagen-synthesis stimulant; barrier-supporting through magnesium cofactor activity; anti-inflammatory; tyrosinase inhibitor. It is classified as a Antioxidant in our database. CAS number: 114040-31-2.
Compliance Tools
Check Magnesium Ascorbyl Phosphate compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
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