BORIC ACID
BORIC ACID is a cosmetic ingredient classified as Antimicrobial. Also known as CAS 10043-35-3. It is regulated in 19 markets including UAE, Bahrain, Canada.
Also Known As
- CAS Number
- 10043-35-3, 11113-50-1
Market Overview — 29 Markets
Detailed Regulations
Europe2 regulations
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: EC 1223/2009 Annex II
- Chemical name
- Boric acid [1] Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: UK retained EC 1223/2009 Annex II
Americas2 regulations
- Chemical name
- Boric acid
- CAS
- 10043-35-3
- Conditions of use
- Banned effective 2027-01-01 (AB 496 Phase 2)
Source: CA AB 496 (Toxic-Free Cosmetics Act Phase 2)
- Chemical name
- Boric acid and its salts
- CAS
- 10043-35-3
- Max concentration
- a) 0.1% b) 5%
- Conditions of use
- a) As a pH adjuster b) Other cosmetics | Warning: b) "Do not use on broken or abraded skin, not to be used by children under three years of age."
Source: Health Canada Cosmetic Ingredient Hotlist
East Asia & Oceania4 regulations
- Chemical name
- Boric Acid
Source: MFDS Korea Cosmetics Regulation
- Chemical name
- Boric acid
Source: MHLW Standards for Cosmetics (Notification No.331 of 2000)
- Chemical name
- Boric acid
- CAS
- 10043-35-3/ 11113-50-1
Source: TFDA Cosmetics Regulations
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance N,N-Dimethylanilinium tetrakis(pentafluorophenyl)borate
- CAS
- 10043-35-3/ 11113-50-1
- Max concentration
- 0.1%(以boric acid計)
- Product type
- Non-pharmaceuti cal toothpaste and mouth-wash
- Conditions of use
- Not to be used in products for children under 3 years of age
- Other conditions
- 1. Not to be swallowed 2. Not to be used for children under 3 years of age
Source: TFDA Cosmetics Regulations
ASEAN6 regulations
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
- Chemical name
- Boric acid, borates and tetraborates with the exception of substance No 1184 in Annex II
- CAS
- 10043-35-3/11113-50-1
- Max concentration
- b) 0.1% (as boric acid) c) 3% (as boric acid)
- Product type
- (b) Products for oral hygiene (c) Other products (excluding bath products and hair waving products)
- Conditions of use
- 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (boric acid) (b) Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin if the concentration of free soluble borates exceeds 1.5% (as boric acid) Except Indonesia and Singapore - under review | Label: children under 3 years of age 2. Not to be used on peeling or irritated skin (b) 1. Not to be swallowed 2. Not to be used in products for children under 3 years of age (c) 1. Not to be used in products for children under 3 years of age 2. Not to be used on peeling or irritated skin
Source: ASEAN Cosmetic Directive (HSA Dec 2025)
GCC6 regulations
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
- Chemical name
- Boric acid [1]; Boric acid [2]
- CAS
- 10043-35-3 [1] 11113-50-1 [2]
Source: GSO 1943:2024 (based on EU 1223/2009 II)
EAEUNo restrictions
No specific restrictions for BORIC ACID in Russia, Belarus, Kazakhstan, Armenia, Kyrgyzstan.
Frequently Asked Questions
Is BORIC ACID banned in any country?
Yes, BORIC ACID is banned in UAE, Bahrain, European Union, Japan, South Korea, Kuwait, Oman, Qatar, Saudi Arabia, Taiwan, United Kingdom, California. Always check current regulations before formulating products for these markets.
What are the restrictions on BORIC ACID in cosmetics?
BORIC ACID is restricted or has conditions of use in Canada, Indonesia, Malaysia, Philippines, Singapore, Thailand, Taiwan, Vietnam. Restrictions may include maximum concentration limits, product type limitations, or mandatory labeling requirements. See the detailed regulations above for specifics.
Can I use BORIC ACID in cosmetics?
BORIC ACID is regulated in 19 markets. It is banned in UAE, Bahrain, European Union, Japan, South Korea, Kuwait, Oman, Qatar, Saudi Arabia, Taiwan, United Kingdom, California. It has restrictions in Canada, Indonesia, Malaysia, Philippines, Singapore, Thailand, Taiwan, Vietnam. Use Formpli's free screening tool to check your full ingredient list against all 26 markets at once.
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Check Ingredients FreeThis information is for reference only and does not constitute legal or regulatory advice. Regulations change — always verify with official sources and consult a regulatory specialist before exporting cosmetic products. Data sourced from EU COSING, US FDA, Health Canada, MHLW Japan, MFDS Korea, ASEAN ACD, GCC SFDA, TGA Australia, ANVISA Brazil, EAEU TR CU, and Taiwan TFDA.