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PYRIDOXINE.

Valuable CAS 65-23-6 / 8059-24-3 / ANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING

Pyridoxine, or Vitamin B6, is a crucial coenzyme integral to numerous metabolic processes supporting skin health. It effectively regulates sebum production, calms inflammation, and provides indirect support for collagen synthesis. Functioning as a potent antioxidant, it contributes to overall skin vitality and resilience against environmental stressors.

Sebum Regulation Anti-inflammatory Collagen Synthesis Support Antioxidant Skin Conditioning Antibacterial Potential Pigmentation Reduction Skin Regeneration

Science

As an essential coenzyme, Pyridoxine regulates hormonal balance and significantly reduces sebum production, making it particularly beneficial for oily and acne-prone skin. It exhibits anti-inflammatory properties that help alleviate excessive skin reactivity, post-procedural erythema, swelling, and chronic conditions like eczema and psoriasis. Pyridoxine also supports collagen infrastructure by facilitating the synthesis of critical amino acids (serine and glycine), thereby promoting skin firmness and elasticity. Its antioxidant capabilities contribute to glutathione production and scavenge free radicals, safeguarding against collagen degradation, inflammation, and the formation of fine lines, wrinkles, acne, and dark spots. Additionally, it acts as a skin conditioning agent, forming a protective barrier to smooth and soften skin while preventing moisture loss, and possesses demonstrated antibacterial properties. Research also suggests its potential to mitigate hyperpigmentation by influencing melanosome phagocytosis by keratinocytes, and it is a vital coenzyme in the process of skin regeneration.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Water
Optimal pH 5 – 7
0 7 14

Stability

Pyridoxine exhibits optimal stability within a pH range of 5 to 7, with rapid decomposition occurring below pH 3 or above pH 9. However, it can maintain stability (over 94% original concentration for 91 days) in solutions with a pH between 3.46 and 3.62. The ingredient is highly sensitive to heat, decomposing rapidly above 100°C, and to prolonged light exposure. Diligent storage and handling are crucial to preserve its efficacy and stability.

Conflicts

  • strong oxidizers
  • strong alkalis
  • UV light (exacerbates phototoxicity)

Safety

CIR Status
Not reviewed
Sensitization risk Low

Pyridoxine HCl is affirmed by the FDA as Generally Recognized as Safe (GRAS) for direct food substances and is regulated for cosmetic use. The EFSA FEEDAP Panel considers pyridoxine hydrochloride non-irritant to skin and eyes and not a skin sensitizer. However, safety data sheets indicate it can cause serious eye damage upon direct contact. A significant caution is its potential for photosensitization, with topical application reported to exaggerate UV-irradiated skin phototoxicity, especially at pharmacological doses. Oral doses exceeding 500 mg/day for extended periods have been linked to sensory nerve damage, nausea, gastrointestinal issues, and skin eruptions.


Your Skin

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Unknown

Our Assessment

Valuable

Pyridoxine is a valuable ingredient for comprehensive skin health, offering benefits for sebum control, inflammation, collagen support, and antioxidant protection, though careful formulation considering its photosensitization potential is essential.


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