- Blemishes B
- Dark spots C
- Amount studies used
- 1–5%
- When
- morning
- Irritation
- low
Grades were set by reading this ingredient’s studies. They describe the ingredient, not every product that contains it.
How much products actually contain
70 products state the amountmedian 0.000075%7% at or above the amount studies used (1–5%)
- under 0.01% 60
- 0.01–0.1% 3
- 0.1–1% 2
- 1% or more 5
Amounts are mostly stated by products named after the ingredient, so they may lean towards token amounts.
Of the products containing it, 89 list it before the 1% line and 380 after it (usually 1% or less).
Where no amount is stated, a product listing it early reaches the study amount about 41% of the time, one listing it late about 1%.
Clinical evidence grade by skin concern
- B
- one or two randomised trials
- C
- uncontrolled or multi-ingredient studies
Products using this ingredient
12 of 466 confirmed · likeliest to carry enough first · See all 466
NEOGENNeogen Real Vitamin C Serum 30ml10% stated · study amount
NEOGENNeogen Real Vitamin C Serum 30ml10% stated · study amount
Cos De BAHAVM Serum5% stated · study amount
CNP LaboratoryDerma Answer Mela Spot Brightening Ampule3% stated · study amount
TOSOWOONGVitamin C Brightening Cream1% stated · study amount
BubbleBubble Day Dream41% chance of enough
Ole HenriksenOle Henriksen Truth Serum41% chance of enough
NaturiumNaturium Vitamin C Complex Serum41% chance of enough
NaturiumNaturium Vitamin C Complex Serum - Travel Size41% chance of enough
AXIS-YAXIS-Y Dark Spot Correcting Glow Toner41% chance of enough
Glow RecipeGlow Recipe Guava Vitamin C Bright-Eye Gel Cream41% chance of enough
VersedVersed Weekend Glow41% chance of enough
Definition
US FDA substance register · UNII 836SJG51DR · registered name SODIUM ASCORBYL PHOSPHATE · single chemical substance
L-Ascorbic acid, 2-(dihydrogen phosphate), trisodium salt
Cosmetic roles
Safety & regulatory references
Taiwan
- Maximum concentration : 3%
Source: MFDS (Korea) cosmetic regulatory information
Reviewed by CIR: Final Report on the Safety Assessment of L-Ascorbic Acid, Calcium Ascorbate, Magnesium Ascorbate, Magnesium Ascorbyl Phosphate, Sodium Ascorbate, and Sodium Ascorbyl Phosphate as Used in Cosmetics
Reviewed by CIR: Extended Re-review Summary: Safety Assessment of Ascorbic Acid and Ascorbates as Used in Cosmetics
More data — names, identifiers, properties, test records, literature
Official labels & definitions
JCIA labelling name リン酸アスコルビル３Ｎａ: 本品は、次の化学式で表されるアスコルビン酸誘導体のナトリウム塩である。
Source: JCIA labelling names (Japan)
JCIA labelling name アスコルビルリン酸Ｎａ: 本品は、アスコルビン酸（＊）のリン酸エステルのナトリウム塩であり、次の化学式で表される。
Source: JCIA labelling names (Japan)
Names & identifiers
- CAS No.chemical registry number
- 66170-10-3
- EC No.EU chemical inventory number
- 425-180-1
- DTXSIDUS EPA chemical ID
- DTXSID601014965
- DTXCIDUS EPA compound ID
- DTXCID101473302
- IUPAC
- Trisodium (5R)-5-[(1S)-1,2-dihydroxyethyl]-4-oxido-2-oxo-2,5-dihydrofuran-3-yl phosphate (non-preferred name)
- Molecular formula
- C6H6Na3O9P
- Molecular weight
- 322.048 g/mol
What products actually use it for
What the 6 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Antioxidant6
Source: US EPA CompTox dashboard
Related literature
- PF-127 hydrogel plus sodium ascorbyl phosphate improves Wharton’s jelly mesenchymal stem cell-mediated skin wound healing in mice · 2020
- FORMULATION OF SODIUM ASCORBYL PHOSPHATE (SAP) INTO O/W NANOEMULSION · 2023
- Comparative physicochemical stability and clinical anti‐wrinkle efficacy of transdermal emulgel preparations of 5% sodium ascorbyl phosphate and or ascorbic acid on human volunteers · 2020
- DEVELOPMENT OF MICROEMULSION AND WATER/OIL/WATER MULTIPLE EMULSION CONTAINING BETA-ARBUTIN, LACTIC ACID, AND SODIUM ASCORBYL PHOSPHATE · 2020
- Application of l-Ascorbic Acid and its Derivatives (Sodium Ascorbyl Phosphate and Magnesium Ascorbyl Phosphate) in Topical Cosmetic Formulations: Stability Studies · 2013
Linked databases 18
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- China inventory of existing ingredients (IECIC)
- EU CosIng ingredient list 2
- JCIA labelling names (Japan)
- Korea Cosmetic Association ingredient dictionary
- MFDS (Korea) cosmetic ingredient register 2
- MFDS (Korea) cosmetic regulatory information 2 3 4
- Taiwan FDA cosmetic ingredients
- Taiwan FDA cosmetic regulations
- Tlooto literature search 2 3 4 5
- UniChem cross-reference IDs
- US Cosmetic Ingredient Review (CIR) 2 3
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata