What Are The Differences Between Tetrahexyldecyl Ascorbate And Ascorbic Acid?
Dec 16, 2025
what is Tetrahexyldecyl Ascorbate?
Tetrahexyldecyl ascorbate powder, abbreviated as THDA, is a lipid-soluble derivative of Vitamin C (ascorbic acid) and is widely used in cosmetics and skincare products.
Features:
- High lipid solubility
- High solubility
- High stability: heat-resistant and not easily oxidized.
- High absorption rate
tetrahexyldecyl ascorbate benefits:
1. Antioxidant
It neutralizes free radicals, prevents lipid peroxidation, and delays photoaging of the skin.
2. Whitening and Brightening
Tetrahexyldecyl ascorbate THDA inhibits tyrosinase activity, reduces melanin production, and improves dark spots and uneven skin tone.
3. Anti-aging
It promotes collagen synthesis, enhances skin elasticity, and reduces wrinkles.
4. Skin Repair
It can reduce UV damage and repair cell/DNA damage.
5. Gentle and Low Irritation
It has a risk factor of 1, is non-comedogenic, and suitable for sensitive skin.
uses:
1. Skincare Products
- Serum
- Face Cream
- Eye Cream
2. Whitening Products
Used in spot-removing serums and brightening lotions; recommended concentration is 0.05%-1%.
3. Sunscreen and Repair Products
Vitamin c THD ascorbate is used in combination with sunscreens to enhance anti-photoaging capabilities and repair UV damage.
4. Hair Care Products
Used in some conditioners or serums for antioxidant protection.
Tetrahexyldecyl ascorbate vs. Ascorbic acid:
| Contrast | Tetrahexyldecyl ascorbate | Ascorbic acid |
| Solubility | Lipid-soluble | Water-soluble |
| Stability | High temperature stable, not easily oxidized or discolored. | Easily oxidized and inactivated. |
| Absorption rate | High absorption rate, can penetrate deep into the dermis. | Low absorption rate, easily remains on the skin's surface. |
| Irritating | Low, suitable for sensitive skin. | May cause irritation. |
Contact Us:
Fruiterco can provide efficient and convenient delivery methods for the products that customers need. For example: air, sea, express, you can rest assured of product quality problems during transportation.
We have professional business staff to communicate with you about your product needs and understanding. We are a high-quality zinc citrate powder supplier in China.
There is a professional mailbox system, if you want to buy tetrahexyldecyl ascorbate, you can leave a message at any time, we will reply as soon as we see it. Contact us: Email: info@fruiterco.com.
References:
1. https://www.seashinelabs.com/blog/tetrahexyldecyl-ascorbate-vs-ascorbic-acid-a-scientific-look-at-vitamin-c-in-skincare#:~:text=Tetrahexyldecyl%20Ascorbate%20is%20also%20less,without%20the%20downside%20of%20sensitivity.
2. https://pmc.ncbi.nlm.nih.gov/articles/PMC8395926/
3. https://www.medik8.com/pages/what-is-tetrahexyldecyl-ascorbate-in-skincare#:~:text=Even%20though%20tetrahexyldecyl%20ascorbate%20is,then%20build%20to%20daily%20use.
4. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5605218/
5. https://onekind.us/en-uk/blogs/skin-school/tetrahexyldecyl-ascorbate-the-powerful-vitamin-c-derivative-for-skincare#:~:text=Benefits%20of%20Tetrahexyldecyl%20Ascorbate&text=Tetrahexyldecyl%20ascorbate%20is%20a%20powerful,promote%20a%20more%20youthful%20appearance.
6. https://www.shoprootscience.com/blog/tetrahexyldecyl-ascorbate#:~:text=Tetrahexyldecyl%20ascorbate%20targets%20hyperpigmentation%2C%20inhibiting,help%20control%20acne%2Dcausing%20bacteria.






