Para-Aminobenzoic Acid
A non-essential nutrient that may have skin and hair benefits.
Also known as: PABA • Vitamin B10
Overview
Para-aminobenzoic acid (PABA), also known as vitamin B10, is a non-essential nutrient that is often found in B-complex vitamins. It is involved in a variety of bodily functions, including the synthesis of folate and the metabolism of protein. PABA is also a popular ingredient in sunscreens, as it can help to protect the skin from the sun's harmful ultraviolet (UV) rays. In addition to its skin and hair benefits, PABA may also have other health benefits, such as boosting the immune system and improving digestive health.
Key Benefits
Protects Skin from Sun Damage
PABA can help to protect the skin from the sun's harmful UV rays.
May Darken Gray Hair
Some research suggests that PABA may help to darken gray hair.
Improves Skin Issues
PABA may help to improve skin issues that involve tissue buildup and hardening.
Dosage & How to Take
Start with a low dose and gradually increase as tolerated.
| Purpose | Dose | Notes |
|---|---|---|
| Skin and Hair Health | 300-400mg daily | Taken with meals. |
Best Time to Take
Best taken with meals.
With or Without Food
Yes
Forms & Bioavailability
| Form | Absorption | Best For | Notes |
|---|---|---|---|
| Capsules | High | Convenience and precise dosing. | |
| Tablets | High | Convenience and precise dosing. |
Side Effects & Safety
Common
- Skin rash
- Loss of appetite
Rare
- Nausea
- Vomiting
- Fever
Contraindications
- Sulfa drug allergy
Interactions
Decreased effectiveness of sulfa drugs
Scientific Research
Food Sources
Frequently Asked Questions
Medical Disclaimer
This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.