Is Tapioca Starch safe in cosmetics?
Tapioca Starch has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Tapioca Starch
INCI: TAPIOCA STARCH
Tapioca Starch (CAS 68921-77-7) is a cosmetic cosmetic ingredient functioning as absorbent, bulking agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 68921-77-7 →
Auto-generated CPSR Part A draft with source citations
Function
absorbent, bulking agent
Safety Rating
GOOD
Chemistry & Identifiers
IUPAC Name
2-[5-[1-(3-methyl-1,3-thiazolidin-2-ylidene)propan-2-ylidene]-4-oxo-2-sulfanylidene-1,3-thiazolidin-3-yl]acetic acid;piperidine
InChIKey
PDNAPCSIZLPIIV-UHFFFAOYSA-N
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted cosmetic ingredient; widely used in dry shampoo aerosols as oil-absorbing powder; CIR inhalation boilerplate applies: particle size of the finished aerosol spray must be >10 µm to avoid respirable fraction concerns
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Tapioca Starch.
Calculate MoS for your specific formulation with the MoS Calculator.
Additional Ingredient Properties
9 property records from structured ingredient metadata.
biopolymer
{"cas_number": "9005-25-8", "polymer_class": "starch_derivative", "botanical_source": "Manihot esculenta (cassava)", "molecular_weight_range_kDa": "100-1000", "monosaccharide_composition": "amylose/amylopectin", "degree_of_branching": "highly_branched", "charge_type": "nonionic", "viscosity_1pct_solution_mPas": "20-200", "pseudoplastic_behavior": "weak", "thixotropy": "no", "yield_stress_Pa": "0.1…
comedogenicity_detail
{"comedogenicity_rating": "0", "irritancy_rating": "0", "skin_type_suitability": "all,oily,combination,normal,acne-prone", "acne_safe": "yes", "source": "Natural absorbent"}
cost_pricing
{"cost_tier": "budget", "estimated_cost_per_kg_usd_low": "3", "estimated_cost_per_kg_usd_high": "6", "natural_premium_markup_pct": "5", "organic_certified_premium_pct": "10", "supply_chain_volatility": "low", "primary_source_region": "Thailand/Brazil", "synthetic_vs_natural_cost_ratio": "1.6", "bulk_discount_threshold_kg": "1000", "seasonal_price_variation": "low", "commodity_or_specialty": "commo…
ecotoxicity
{"biodegradable": "yes", "biodegradation_days": "14-28", "bioaccumulative": "no", "aquatic_toxicity_level": "low", "coral_reef_safe": "yes", "marine_toxicity": "very low toxicity", "freshwater_toxicity": "minimal impact", "endocrine_disruptor": "no", "persistent_organic_pollutant": "no", "microplastic": "no", "nano_particle": "no", "hawaii_banned": "no", "eu_restricted_environmental": "no", "palm_…
hair_care
{"hair_function": "styling", "hair_type_suitability": "fine/medium", "curl_pattern_suitability": "all", "porosity_suitability": "all", "protein_sensitivity": "neutral", "moisture_protein_balance": "yes", "cg_method_approved": "not-a-silicone", "silicone_type": "not-a-sulfate", "sulfate_type": "no", "drying_alcohol": "no", "fatty_alcohol": "no", "heat_protectant": "yes", "color_safe": "neutral", "k…
polymer
{"cas_number": "9005-25-8", "ingredient_class": "texture_modifier/oil_absorbing", "polymer_type": "natural_polysaccharide", "chemical_backbone": "starch", "ionic_character": "nonionic", "pH_viscosity_sensitivity": "moderate", "salt_tolerance": "moderate", "electrolyte_effect_on_viscosity": "moderate", "temperature_viscosity_sensitivity": "moderate", "film_transparency": "transparent", "removabilit…
rheology
{"cas_number": "9005-25-8", "rheology_modifier_type": "Natural Polymer - Native Starch", "thickening_mechanism": "Gelatinization and swelling", "viscosity_increase_factor": "800-3500x", "brookfield_viscosity_typical_cps": "1500-7000", "shear_thinning_behavior": "Low", "thixotropic": "No", "yield_stress_pa": "2-6", "flow_curve_type": "Near-Newtonian", "optimal_ph_range": "5.0-7.5", "effective_conce…
sensory
{"silky": "powdery", "smooth, glides easily": "silky, matte", "dry-touch, non-greasy": "dry, powdery", "instant": "fast", "low": "medium", "w/o": "o/w", "very-high": "moderate", "no": "no", "yes": "no", "light-diffusing": "matte", "1.40": "1.53", "transparent": "opaque", "colorless": "white", "excellent": "fair", "light": "light", "synthetic": "botanical"}
Expert Verdict
Expert safety assessment and concern-level summary for Tapioca Starch.
Regulatory Flags
powder
dry-shampoo
oil-absorber
aerosol
inhalation-concern
particle-size-critical
respirable-fraction
cir-inhalation-boilerplate
cosmos-eligible
natural
biodegradable
vegan
cassava-derived
Frequently Asked Questions
Is Tapioca Starch allowed in the EU?
Tapioca Starch EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Tapioca Starch do in cosmetics?
Tapioca Starch functions as: absorbent, bulking agent. It is classified as a cosmetic ingredient in our database. CAS number: 68921-77-7.
Compliance Tools
Check Tapioca Starch compliance across multiple jurisdictions:
Ingredient Decoder
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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