Self-glycolic acid emulsion
Material
1. ** glycolic acid **: Amount, can be self-chemically obtained, pay attention to its degree and degree, and match according to the required degree of emulsion.
2. ** Base emulsion **: A cream or emulsion that can be used with fragrance, such as those containing glycerin, Vaseline and other basic ingredients, the emulsion provides a substrate.
3. ** Antibacterial **: A small amount, such as phenoxyethanol, to prevent the growth of microorganisms and ensure the shelf life of the emulsion.
4. ** Other additives (available) **: such as plant extracts, vitamin E, etc., add external effects.

Steps
1. ** Utensils **: clear glass containers, mixing rods, measuring cups, etc.
2. ** Mixing **: First take the quantitative base emulsion in the glass container, and then slowly add glycolic acid according to the proportion. Add one to one and mix with the mixing rod to make the two fully integrate. Note that the speed of adding glycolic acid should be slow to avoid high local temperature.
3. ** Add antibacterial. **: Add a small amount of antibacterial. Mix well to distribute the antibacterial in the whole emulsion.
4. ** Add ingredients **: If you want to add plant extracts or vitamin E, etc., this product can be added, and then mixed again to ensure that all ingredients are mixed.
5. ** Bottle storage **: Pour the good self-glycolic acid emulsion into a sealed bottle jar and place it in a dry bottle to avoid direct light.

How to use
1. ** Clear part **: Use water and clear part of the surface to wipe the moisture.
2. ** Tolerance **: Before using it for the first time, you can take a small amount of lotion and apply it to the ear or wrist. Check for 24 hours. If the pain, tingling, etc. do not reverse, you can use it on the face.
3. ** Apply lotion **: Take the amount of glycolic acid emulsion and apply it to the face, face and other parts, and massage until fully absorbed. Use it every 2-3 days in the early stage, and wait for the skin to be used. The use rate can be increased one by one according to the tolerance of the person.

Pay attention
1. ** Avoid eye contact **: If it enters the eyes accidentally, wash it with plenty of water immediately. If it does not work, you need to.
2. ** Pay attention to preservation **: The grid is sealed and stored. If the lotion is out of color, taste, etc., it cannot be reused.
3. ** Use with caution during pregnancy and special conditions **: Pregnancy, sensitive skin or skin diseases, before use.