MOISTURIZING DANDRUFF 1% Pyrithione Zinc (Pyrithione Zinc) 1 g

SHAMPOOTOPICALBentley Laboratories, LLCNDC: 54111-169Updated: Mar 2026

Active Ingredient

PYRITHIONE ZINC — 1 g

Inactive Ingredients (Fillers)

⚠️ 3 ingredients flagged as common allergens

PEG-120 Methyl Glucose Dioleate

⚠️ Yes — PEG

Propylene Glycol

⚠️ Yes — Propylene Glycol

Solvent/Humectant

Sodium Benzoate

⚠️ Yes — Sodium Benzoate

Preservative

Acrylic Acid-2-ethylhexyl Acrylate-2-hydroxyethyl Acrylate-vinyl Acetate Copolymer (for Duro-tak 87-2070)?

Adhesive

Cinnamaldehyde?

Hamamelis Virginiana Top Water

Skin Conditioner

Hydroxypropyl Cellulose (160000 Wamw)?

Phenol?

Preservative/Antiseptic

Phenoxyethanol

Preservative

Polyquaternium-7 (70/30 Acrylamide/dadmac; 1600000 Mw)?

Ppg-20 Methyl Glucose Ether Distearate?

Sodium C10-18 Alkanesulfonates?

Surfactant

Sodium Chloride

Tonicity Agent

Sodium Hydroxide

pH Adjuster

Xanthan Gum

Thickener/Stabilizer

Ingredient	Purpose	Common Allergen?	Description
PEG-120 Methyl Glucose Dioleate	—	⚠️ Yes — PEG	—
Propylene Glycol	Solvent/Humectant	⚠️ Yes — Propylene Glycol	An organic compound used as a solvent and humectant. Can cause contact dermatitis in sensitive individuals.
Sodium Benzoate	Preservative	⚠️ Yes — Sodium Benzoate	A food preservative. Can cause urticaria and exacerbate asthma in sensitive individuals.
Acrylic Acid-2-ethylhexyl Acrylate-2-hydroxyethyl Acrylate-vinyl Acetate Copolymer (for Duro-tak 87-2070)?	Adhesive	No	A pressure-sensitive adhesive polymer used in transdermal patches to hold the patch to the skin.
Cinnamaldehyde?	—	No	—
Hamamelis Virginiana Top Water	Skin Conditioner	No	Witch hazel distillate, a plant-derived astringent used in topical formulations to soothe and tone the skin.
Hydroxypropyl Cellulose (160000 Wamw)?	—	No	—
Phenol?	Preservative/Antiseptic	No	An antimicrobial agent used as a preservative in injectable formulations and as an antiseptic in topical products.
Phenoxyethanol	Preservative	No	A synthetic preservative used to prevent microbial growth in topical and some oral formulations. Can cause skin irritation in sensitive individuals.
Polyquaternium-7 (70/30 Acrylamide/dadmac; 1600000 Mw)?	—	No	—
Ppg-20 Methyl Glucose Ether Distearate?	—	No	—
Sodium C10-18 Alkanesulfonates?	Surfactant	No	An anionic surfactant used as an emulsifier and cleansing agent in topical formulations.
Sodium Chloride	Tonicity Agent	No	Common table salt. Used to adjust the osmotic pressure of injectable and ophthalmic solutions to match body fluids.
Sodium Hydroxide	pH Adjuster	No	A strong alkali used to adjust the pH of pharmaceutical solutions. Present only in trace amounts in the final product.
Xanthan Gum	Thickener/Stabilizer	No	A polysaccharide produced by bacterial fermentation, used to thicken and stabilize liquid and semi-solid formulations. Derived from corn sugar fermentation — may be relevant for corn-sensitive individuals.