Ingredient Dictionary — Z

14 cosmetic ingredients from Zeaxanthin to Zinc Stearate. Every entry carries the INCI name, CAS number where one is assigned, solubility, typical use level, pH range, the phase to add it in, and the regulatory position — then links straight to the material.

Zeaxanthin · Zeolite Powder · Zhen Zhu Powder Extract · Zi Cao Root Extract · Zinc Gluconate · Zinc Gluconate Skin Grade · Zinc Lactate · Zinc Oxide · Zinc Oxide – Non-Nano Coated · Zinc PCA · Zinc PCA Hair Grade · Zinc Pyrithione · Zinc Ricinoleate · Zinc Stearate

Zeaxanthin

CAS 144-68-3

FAMILY
Carotenoid
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Oil Soluble — Oil-soluble. Add to the oil phase; will not disperse in water without a solubiliser or emulsifier.
TYPICAL USE LEVEL
0.01–0.1%
pH RANGE
any
ADD AT
Oil phase
FUNCTIONS
Antioxidant; oxidative-stress support
USED IN
Serums, creams, masks
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
10 g to 1 Kg
REGULATORY
Standard cosmetic review

Also inAntioxidant & Anti-Pollution · Antioxidants · Small Packs from 10 g · Oil-Soluble Actives

Related materialsLutein · Lycopene · Idebenone · Tocopherol

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Zeolite Powder

INCI Zeolite · CAS 1318-02-1

FAMILY
Mineral
ORIGIN
Global — Natural or synthetic aluminosilicate
SUPPLY FORM
Fine powder
SOLUBILITY
Water Dispersible — Water-dispersible rather than truly soluble. Sprinkle into vigorously stirred water or pre-wet in glycerin to avoid lumping.
TYPICAL USE LEVEL
No single published figure applies to every grade of this material. As a working rule, start water-phase actives at 0.5–2%, oil-phase actives at 1–5%, standardised or potent isolates at 0.05–0.5%, and supplier-diluted solutions at the percentage the technical data sheet specifies. Always confirm the exact level against the supplier TDS, your stability and compatibility testing, and the safety assessment for your finished product.
pH RANGE
formulation-dependent
ADD AT
As per the supplier technical data sheet
FUNCTIONS
Odour absorption; oil absorption
USED IN
Deodorant, masks, foot care
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Standard cosmetic review

Also inMineral Salts & Mineral Actives · Powders

Related materialsMica · Sulfur · Perlite Powder · Colloidal Sulfur

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Zhen Zhu Powder Extract

INCI Pearl Powder Extract · CAS not assigned

FAMILY
Botanical extract
ORIGIN
China / TCM — Pearl powder
SUPPLY FORM
Powder / liquid extract; solvent system supplier-dependent
SOLUBILITY
Grade Dependent — Solubility is grade-dependent. Confirm the exact carrier system and dilution route on the supplier technical data sheet before formulating.
TYPICAL USE LEVEL
0.5–5% for liquid/glycolic extracts; 0.1–1% for dry powder extracts
pH RANGE
4.0–7.0
ADD AT
Water phase, cool-down
FUNCTIONS
Traditional mineral cosmetic
USED IN
Skin and/or hair care
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Exact INCI, plant part, solvent and allergen profile verification

Also inBotanical Extracts · Traditional Chinese Ingredients · Powders

Related materialsIvy Extract · Bean Extract · Peach Extract · Ruscus Extract

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Zi Cao Root Extract

INCI Lithospermum Erythrorhizon Root Extract · CAS not assigned

FAMILY
Botanical extract
ORIGIN
China / TCM — Lithospermum Erythrorhizon root
SUPPLY FORM
Powder / liquid extract; solvent system supplier-dependent
SOLUBILITY
Grade Dependent — Solubility is grade-dependent. Confirm the exact carrier system and dilution route on the supplier technical data sheet before formulating.
TYPICAL USE LEVEL
0.5–5% for liquid/glycolic extracts; 0.1–1% for dry powder extracts
pH RANGE
4.0–7.0
ADD AT
Water phase, cool-down
FUNCTIONS
Shikonin-rich traditional topical
USED IN
Skin and/or hair care
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Exact INCI, plant part, solvent and allergen profile verification

Also inBotanical Extracts · Traditional Chinese Ingredients · Powders

Related materialsIvy Extract · Bean Extract · Peach Extract · Ruscus Extract

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Zinc Gluconate

CAS 4468-02-4

FAMILY
Mineral salt
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Water Soluble — Water-soluble. Disperse into the water phase with stirring; avoid prolonged high heat where the material is heat-sensitive.
TYPICAL USE LEVEL
0.1–2%
pH RANGE
4.0–7.0
ADD AT
Water phase
FUNCTIONS
Sebum / skin conditioning
USED IN
Blemish care, scalp, deodorant where appropriate
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Cosmetic/drug claim boundary review where applicable

Also inMineral Salts & Mineral Actives · Acne & Blemish Control · Conditioning Agents · Skin-Conditioning Actives · Water-Soluble Actives

Related materialsZinc PCA · Copper PCA · Zinc Lactate · Copper Gluconate

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Zinc Gluconate Skin Grade

INCI Zinc Gluconate · CAS 4468-02-4

FAMILY
Mineral salt
ORIGIN
Global — Fermentation / mineral / sugar
SUPPLY FORM
Powder
SOLUBILITY
Water Soluble — Water-soluble. Disperse into the water phase with stirring; avoid prolonged high heat where the material is heat-sensitive.
TYPICAL USE LEVEL
0.1–2%
pH RANGE
4.0–7.0
ADD AT
Water phase
FUNCTIONS
NMF support; humectancy; conditioning
USED IN
Moisturizers, serums, hair/scalp
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Standard cosmetic review

Also inMineral Salts & Mineral Actives · Conditioning Agents · Humectants · NMF & Skin-Identical Actives · Water-Soluble Actives

Related materialsZinc PCA · Copper PCA · Zinc Lactate · Zinc Gluconate

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Zinc Lactate

CAS 16039-53-5

FAMILY
Mineral salt
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Water Soluble — Water-soluble. Disperse into the water phase with stirring; avoid prolonged high heat where the material is heat-sensitive.
TYPICAL USE LEVEL
0.1–2%
pH RANGE
4.0–7.0
ADD AT
Water phase
FUNCTIONS
Astringent / deodorizing
USED IN
Blemish care, scalp, deodorant where appropriate
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Cosmetic/drug claim boundary review where applicable

Also inMineral Salts & Mineral Actives · Water-Soluble Actives

Related materialsZinc PCA · Copper PCA · Zinc Gluconate · Copper Gluconate

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Zinc Oxide

CAS 1314-13-2

FAMILY
Mineral UV filter
ORIGIN
Global — Global
SUPPLY FORM
Powder / oil / dispersion depending filter
SOLUBILITY
Dispersion Only — Practically insoluble in water and oil. Used as a dispersed solid; requires shear, a wetting agent and an anti-settling system.
TYPICAL USE LEVEL
5–25% in sun care where permitted
pH RANGE
any
ADD AT
Dispersed phase
FUNCTIONS
UV absorption / scattering
USED IN
Sunscreens, SPF makeup, UV-protective products
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Highly jurisdiction-specific: permitted filters, concentration limits, nano labeling and drug/cosmetic classification must be checked

Also inMineral Salts & Mineral Actives · UV Filters · Sun Care & UV Protection · Powders

Related materialsTitanium Dioxide · Zinc Oxide – Non-Nano Coated · Titanium Dioxide – Non-Nano Coated

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Zinc Oxide – Non-Nano Coated

INCI Zinc Oxide (Non-Nano, Coated) · CAS 1314-13-2

FAMILY
Mineral UV filter
ORIGIN
Global — Coated zinc oxide
SUPPLY FORM
Powder / dispersion
SOLUBILITY
Oil Soluble — Oil-soluble. Add to the oil phase; will not disperse in water without a solubiliser or emulsifier.
TYPICAL USE LEVEL
subject to the permitted maximum for the destination market
pH RANGE
any
ADD AT
As per filter type
FUNCTIONS
Broad-spectrum UV protection
USED IN
Mineral sunscreen, SPF makeup, baby sun care
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Highly jurisdiction-specific: permitted filters, concentration limits, nano labelling and drug/cosmetic classification must be checked

Also inMineral Salts & Mineral Actives · UV Filters · Sun Care & UV Protection · Sensitive Skin · Oil-Soluble Actives

Related materialsZinc Oxide · Titanium Dioxide · Titanium Dioxide – Non-Nano Coated

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Zinc PCA

CAS 15454-75-8

FAMILY
Mineral salt
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Water Soluble — Water-soluble. Disperse into the water phase with stirring; avoid prolonged high heat where the material is heat-sensitive.
TYPICAL USE LEVEL
0.1–1%
pH RANGE
4.0–6.5
ADD AT
Water phase
FUNCTIONS
Sebum support; antimicrobial environment
USED IN
Blemish care, scalp, deodorant where appropriate
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Cosmetic/drug claim boundary review where applicable

Also inMineral Salts & Mineral Actives · Acne & Blemish Control · Water-Soluble Actives

Related materialsCopper PCA · Zinc Lactate · Zinc Gluconate · Copper Gluconate

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Zinc PCA Hair Grade

INCI Zinc PCA · CAS 15454-75-8

FAMILY
Mineral salt
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Water Soluble — Water-soluble. Disperse into the water phase with stirring; avoid prolonged high heat where the material is heat-sensitive.
TYPICAL USE LEVEL
0.1–1%
pH RANGE
4.0–6.5
ADD AT
Water phase
FUNCTIONS
Sebum / scalp support
USED IN
Scalp serums, tonics, shampoos, conditioners
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Standard cosmetic review

Also inMineral Salts & Mineral Actives · Acne & Blemish Control · Scalp Care & Dandruff · Hair & Scalp Actives · Water-Soluble Actives

Related materialsZinc PCA · Copper PCA · Zinc Lactate · Zinc Gluconate

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Zinc Pyrithione

CAS 13463-41-7

FAMILY
Anti-dandruff active
ORIGIN
Global — Synthetic / nature-identical / botanical / biotech
SUPPLY FORM
Powder / liquid depending grade
SOLUBILITY
Dispersion Only — Practically insoluble in water and oil. Used as a dispersed solid; requires shear, a wetting agent and an anti-settling system.
TYPICAL USE LEVEL
US OTC: 0.3–2% rinse-off, 0.1–0.25% leave-on. Not permitted in EU cosmetics
pH RANGE
4.5–7.5
ADD AT
Dispersed in the water phase with suspending system
FUNCTIONS
Dandruff control
USED IN
Scalp serums, tonics, shampoos, conditioners
STORAGE
Store in a tightly closed container at 15–25 °C, away from direct sunlight. Protect from freezing and from prolonged heat.
PACK SIZES
50 g to 5 Kg
REGULATORY
Drug/cosmetic or restricted-use boundary; market-specific

Also inScalp Care & Dandruff · Powders

Related materialsClimbazole · Piroctone Olamine

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Zinc Ricinoleate

CAS 13040-19-2

FAMILY
Odor absorber
ORIGIN
Global — Global
SUPPLY FORM
Powder / dispersion
SOLUBILITY
Water Dispersible — Water-dispersible rather than truly soluble. Sprinkle into vigorously stirred water or pre-wet in glycerin to avoid lumping.
TYPICAL USE LEVEL
No single published figure applies to every grade of this material. As a working rule, start water-phase actives at 0.5–2%, oil-phase actives at 1–5%, standardised or potent isolates at 0.05–0.5%, and supplier-diluted solutions at the percentage the technical data sheet specifies. Always confirm the exact level against the supplier TDS, your stability and compatibility testing, and the safety assessment for your finished product.
pH RANGE
formulation-dependent
ADD AT
As per the supplier technical data sheet
FUNCTIONS
Odor binding
USED IN
Body / deodorant / self-tan
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Market-specific claims and active-ingredient rules may apply

Also inPowders

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Zinc Stearate

CAS 557-05-1

FAMILY
Metallic soap
ORIGIN
Global — Stearic acid, zinc salt
SUPPLY FORM
Fine powder
SOLUBILITY
Water Dispersible — Water-dispersible rather than truly soluble. Sprinkle into vigorously stirred water or pre-wet in glycerin to avoid lumping.
TYPICAL USE LEVEL
No single published figure applies to every grade of this material. As a working rule, start water-phase actives at 0.5–2%, oil-phase actives at 1–5%, standardised or potent isolates at 0.05–0.5%, and supplier-diluted solutions at the percentage the technical data sheet specifies. Always confirm the exact level against the supplier TDS, your stability and compatibility testing, and the safety assessment for your finished product.
pH RANGE
formulation-dependent
ADD AT
As per the supplier technical data sheet
FUNCTIONS
Binding; adhesion; slip
USED IN
Pressed powder, eyeshadow
STORAGE
Store in the original sealed container in a cool, dry place at 15–25 °C, away from direct sunlight and moisture. Re-seal immediately after weighing; many powders are hygroscopic.
PACK SIZES
50 g to 5 Kg
REGULATORY
Standard cosmetic review

Also inSlip & Sensory Modifiers · Powders

Related materialsMica Fine Grade · Nylon-12 Powder · Magnesium Stearate · Polymethyl Methacrylate Microspheres

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How to read these entries. Use levels and pH ranges are typical formulation starting points for a cosmetic raw material, not approvals. A published INCI name does not by itself authorise use: confirm permitted status, maximum concentration, restrictions by product type, labelling and claim rules in every market you sell into, and give every finished product its own safety assessment. Entries marked with a regulatory flag carry a binding limit somewhere — the product page states which framework and what the limit is.