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Dibasic calcium phosphate dihydrate

CAS 7789-77-7

Also registered as 9 other CAS numbers

14567-92-1 · 12707-46-9 · 42617-10-7 · 55818-72-9 · 58694-36-3 · 84503-04-8 · 288297-01-8 · 2485018-61-7 · 2597038-23-6

Dibasic calcium phosphate dihydrate chemical structure

Concern score

Not assessed — no hazard data yet.

Dibasic calcium phosphate dihydrate in plain language

What it is

Also known as Calcium phosphate, dibasic, dihydrate · Calcium hydrogen phosphate dehydrate · Calcium hydrogen phosphate dihydrate · Calcium phosphate dihydrate · Dibasic calcium phosphate hydrate · Brushite

Show all 24 names

Calcium monohydrogen phosphate dihydrate · Dicalcium phosphate dihydrate · Hydrous calcium phosphate dibasic · Dihydrate calcium phosphate · Calcium hydrogen phosphate--water (1/1/2) · Calcium phosphate, dihydrate (1:1) · D.c.p. · Dicalcium phosphate anhydrous · Phosphoric acid, calcium salt (1:1), dihydrate · calcium;hydrogen phosphate;dihydrate · Aksepillen · Brushite (Ca(HPO4).2H2O) · CaH5O6P · CalStar · Calcium-hydrogenphosphat-2-wasser · Calciumhydrogenphosphatedihydrate · Eunova · calcium hydrogenphosphate dihydrate

What it does

Used in consumer products as an opacifier, an abrasive and an oral-care ingredient.

  • Opacifier
  • Abrasive
  • Oral care
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Dibasic calcium phosphate dihydrate appears in these published regulatory listings.

  • In marketed US drugs
  • Inactive ingredient in US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Pharma
  • Food
  • USFDAinactive ingredient database10 entries — 2 administration routes
    • Route: DENTAL; Dosage form: PASTE, DENTIFRICE; Potency: 51 %w/wSource →
    • Route: ORAL; Dosage form: CAPSULE; Potency: 400 mgSource →
    • Route: ORAL; Dosage form: CAPSULE, EXTENDED RELEASE; Maximum daily exposure: 51 mgSource →
    • Route: ORAL; Dosage form: TABLET; Maximum daily exposure: 2442 mgSource →
    • Route: ORAL; Dosage form: TABLET, CHEWABLE; Potency: 53 mgSource →
    • Route: ORAL; Dosage form: TABLET, COATED; Potency: 488.7 mgSource →
    • Route: ORAL; Dosage form: TABLET, DELAYED RELEASE; Maximum daily exposure: 2834 mgSource →
    • Route: ORAL; Dosage form: TABLET, EXTENDED RELEASE; Maximum daily exposure: 1036 mgSource →
    • Route: ORAL; Dosage form: TABLET, FILM COATED; Maximum daily exposure: 953 mgSource →
    • Route: ORAL; Dosage form: TABLET, FILM COATED, EXTENDED RELEASE; Potency: 258.45 mgSource →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 50 composition records across product categories including Personal care, Food and drug. EPA CPDat classifies this chemical for functional uses including Abrasive, Opacifer, oral care.
    • EPA CPDat observed this chemical in 50 composition records across product categories including Personal care, Food and drug. EPA CPDat classifies this chemical for functional uses including Abrasive, Opacifer, oral care.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 3 active drug products and 3 total products.
    • FDA NDC lists this ingredient in 3 active drug products and 3 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for Dibasic calcium phosphate dihydrate. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

  • JECFA

    Joint FAO/WHO Expert Committee on Food Additives

    No JECFA evaluation on file.

  • EFSA

    European Food Safety Authority

    No EFSA opinion on file.

Evidence & sources

No graded research studies for Dibasic calcium phosphate dihydrate yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

7 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated June 2019

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA Inactive Ingredient Database

    regulatory · updated 2026-01-09

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2027-12-31

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (1)

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Food use

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Dibasic calcium phosphate dihydrate in a product composition. These are source records, not Greenveil catalog products.

Source records

50

Named organisations

6

Personal careFood and drug

Typical roles

OpacifierAbrasiveOral care
See products using Dibasic calcium phosphate dihydrate →

Catalog

Found in these products

Their ingredient lists include Dibasic calcium phosphate dihydrate; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 72 →Find products without it →