What is vitamin c serum? What is a good Vitamin C serum?

Serum Vitamin C is a derivative of pure vitamin C that stimulates collagen production, restores and regenerates skin, anti-aging, improves uneven skin color. Choosing the right serum vitamin C product, using it regularly, regularly and properly helps bring greater efficiency.

1. Benefits of serum vitamin C

Vitamin C is an antioxidant, which means it works to prevent environmental damage and sun damage to body cells. The best way to achieve the benefits of vitamin C is to use it directly on the skin.

Most users do not like to directly put vitamin C-rich fruits on their face. When you do it yourself, there is no quality control - and sometimes, it's not even safe. It is also ineffective.

That's because when we eat, drink or supplement vitamin C , also known as ascorbic acid , our skin provides only a small amount of it. However, squeezing vitamin C in liquid form, after many chemical changes, really allows our skin to absorb vitamin C more effectively.

Liquid Vitamin C helps skin absorb vitamin C more effectively.

2. Serum benefits vitamin C

1. Reduce wrinkles
2. Protect and increase collagen production
3. Support wound healing
4. Helps against sun damage
5. Reduce melasma
6. Improve skin color imbalance
7. Brightens skin
8. Act as armor against infections and other free radicals

3. Shelf life serum vitamin C

Serum vitamin C should be applied after cleansing and firming skin. One study advised users to apply serum vitamin C every 8 hours or twice a day to reach the peak of protection.

Vitamin C has the property of eliminating the oxidative imbalance from the free radicals we encounter every day. They come from car exhaust, cigarette smoke, some chemicals, even alcohol and overly processed foods.

Unlike sunscreen, moisturizer, or oil, vitamin C can be cleaned or washed easily.

The protection of Vitamin C and the power to fight free radicals will disappear over time, but you can develop a plan to provide adequate vitamin C to help your skin stay healthy. This can be achieved by applying every 8 hours.

In addition, ultraviolet light reduces the vitamin C level of the skin. Topical vitamin C is best applied after exposure to UV rays, not before.

4. The composition of a serum vitamin C

1. 10 - 20% L-ascorbic acid
2. Vitamin E and ferulic acid
3. Sealed packaging
4. A bottle of dark or colored glass

5. What is needed to find a good vitamin C serum

Check ferulic acid, reduce the pH of vitamin C to below 3.5%.

Product name: L-ascorbic acid. Vitamin C may appear on ingredient labels under a number of different names, L-ascorbic acid products are the most effective.

Concentration: 10-20%. Exceeding 20% ​​can lead to discomfort and does not increase use benefits.

Combination ingredients : L-ascorbic acid, tocopherol (vitamin E) or glutathione, ferulic acid. Search both vitamin C (L-ascorbic acid) and vitamin E (tocopherol) in the ingredient list.

Stable vitamin E will help vitamin C reach the maximum level of skin protection. Another antioxidant called glutathione is also a good combination with vitamin C to increase the effectiveness of skin protection.

Check ferulic acid, reduce the pH of vitamin C to below 3.5% so that the skin can easily absorb serum vitamin C.

Packing: Dark or colored glass bottles, vacuum environment.

Exposure to air, light and temperature can reduce the quality of serum vitamin C. Look for products in the form of dark glass bottles, drops of medicine, instead of sprays.

Some retailers recommend storing products in the refrigerator to extend their shelf life. Prestigious brands will have instructions on the label on how to store and store the serum.

Price: Based on factors such as concentration and serum quality determination formula vitamin C. The price of a serum ranges from $ 25 to over $ 100.

6. 7 types of serum vitamin C often used

Serum Price and advantages Ingredients SkinCeuticals 166 Ferulic Serum, effective skin care and virus cleaners to regulate oxidation Effective against 3 times the damage by ingredients: Acid L- ascorbic (15%), plus vitamin E and ferulic acid. Vitamin C, E + Acid Ferulic Serum of Marie Veronique $ 90, certified clean, non-toxic and perfect for sensitive skin Blended by 5% ascorbic acid, 2% vitamin E and 5% ferulic acid, serum This is perfect for sensitive skin. Applying twice a day helps meet 10% of the skin's essential needs. $ 80 Drunk Elephant Serum C-Firma Day, loved by many customers for the benefit of exfoliation and moisturizing. A perfect combination of enzyme ingredients, hyaluronic acid, L-ascorbic acid (15%) , vitamin E and ferulic acid. Mad Hippie Vitamin C Serum $ 33.99, without genetically modified (GMO) ingredients, vegan (no ingredients from animals, eggs, .), naturally, non-toxic Pretty much your ingredients May be preferred: L-ascorbic acid, vitamin E, ferulic acid, hyaluronic acid and konjac root have a protective effect. Vitamin C Serum Face Revitalist Derm Intensives of L'Oreal Paris $ 30, widely preferred The lower L-ascorbic acid concentration (10%) is used for people who are easily irritated. In addition, the skin smoothing silicone gives immediate results and hyaluronic acid hydrates. Vitamin C 20% Serum + E Ferulic Acid of Timeless 26 $, suitable for your budget, limited to Hydrates skin oil with a modified hyaluronic acid form, plus three familiar ingredients of L-ascorbic acid (20% ), vitamin E and ferulic acid. Elf $ 16 Beauty Shield Vitamin C Pollution Prevention, provided by pharmacies Percentage is unknown, but for a pharmacy product, the formula of vitamins C, E, glycerin and hyaluronic acid is applied For all skin types for free use.

The combination of vitamin C with other specific ingredients, such as vitamin E and ferulic acid, will help increase stability and allow skin to absorb well.

Therefore, making your own serum does not usually yield the same results as buying a prefabricated serum. However, if you are a self-made product, you can use your own serum with all the necessary ingredients.

Regardless of the brand and in what form, the key point to note about vitamin C - the best ingredient for skin with a lot of research has proven. It is better to rely on the vitamin C content in the product rather than on the price to buy when choosing to buy.

Note : Information on drugs and brand names posted in the Family Medicine Cabinet section on Website Khoahoc.tv is for reference only. Consult your doctor before deciding to treat any medicine to bring about good and safe effects for your health.

1. How good is Vitamin C?
2. Learn about the effects of vitamin C