L-Ascorbic Acid 99%

Synonyms: Vitamin C

Cas No. 50-81-7

Molecular Weight: 176.13

Description: 

L-Ascorbic Acid is a powerful antioxidant and plays a vital role in many physiological functions. 

Chemical Structure:

• It is a water-soluble compound.
• Its structure is a six-membered ring with hydroxyl groups attached, making it highly reactive and capable of neutralizing free radicals in the body.

Functions and Benefits:

1. Antioxidant Activity:
   • It helps protect cells from damage by neutralizing free radicals, which can otherwise lead to oxidative stress and contribute to aging and disease.
2. Collagen Synthesis:
   • L-Ascorbic Acid is essential for the synthesis of collagen, a protein that provides structure to the skin, blood vessels, and connective tissues. This is why Vitamin C is often associated with healthy skin.
3. Immune Support:
   • Vitamin C boosts the immune system by stimulating the production of white blood cells and promoting their function. It also helps the skin act as a barrier to pathogens.
4. Iron Absorption:
   • L-Ascorbic Acid enhances the absorption of non-heme iron (the type found in plant-based foods), which is important for preventing iron-deficiency anemia.
5. Wound Healing:
   • Due to its role in collagen production, Vitamin C is crucial for proper wound healing and tissue repair.
6. Neurotransmitter Synthesis:
   • It plays a role in synthesizing neurotransmitters like dopamine, which is involved in mood regulation.
7. Prevention of Scurvy:
   • A deficiency in Vitamin C can lead to scurvy, a condition marked by weakness, gum disease, and skin problems.

Dietary Sources:

L-Ascorbic Acid is found in a wide variety of fruits and vegetables. Some of the richest sources include:

• Citrus fruits (oranges, lemons, grapefruits)
• Strawberries
• Kiwi
• Bell peppers
• Broccoli
• Brussels sprouts
• Tomatoes
• Spinach

Daily Recommended Intake:

• The recommended daily intake varies by age, sex, and life stage. For adults, L-Ascorbic Acid typically around 65–90 mg per day, with an upper limit of 2,000 mg per day to avoid potential side effects like stomach upset.

Skincare Benefits:

• Brightening & Hyperpigmentation: It is a popular ingredient in skincare for its ability to brighten skin tone and reduce dark spots or hyperpigmentation caused by sun exposure or acne scarring.
• Anti-Aging: Its antioxidant properties help protect against damage from UV rays and pollution, which can accelerate aging.
• Collagen Production: L-Ascorbic Acid promotes collagen synthesis, making the skin firmer and more youthful.

Topical Use in Skincare: 

• Stability:It is sensitive to light, air, and heat, which can cause it to degrade. That’s why it’s often packaged in opaque, airtight containers, and it’s recommended to store it in a cool, dark place.
• Concentration: Skincare products typically contain ascorbic acid in concentrations ranging from 5% to 20%. Higher concentrations can be more effective but may also cause irritation for sensitive skin.

Possible Side Effects:

• In skincare, high concentrations of ascorbic acid can cause skin irritation, redness, or dryness, especially for those with sensitive skin. It’s usually advised to patch-test new products.
• In excessive amounts through supplementation, It can lead to digestive disturbances like diarrhea or kidney stones.

Specification:

Purity: 99%

Color: White

Form: Crystalline powder