Hello, both formulas can be mixed. the need for filling
สารกันเสีย , the team thought it was unnecessary. No need to add more then DMI to enter or not depends on the member himself. There is no need or need. The downside is the smell. The advantage is that it will be able to maximize efficiency. including in the formulas that are used
Salicylic Acid has been tested that DMI can
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Salicylic Acid is fine. For questions about too many ingredients? for toner Here, members will have to answer themselves. Because there really isn't a single rule that a toner shouldn't have more ingredients. But having too many ingredients in a recipe can make the formula unappealing or sticky. by the rate as the member has informed In the opinion of the team itself, it is not at a level that is sticky or not worth using. For the storage of cosmetic ingredients or ready-made cosmetics so that they do not deteriorate their quality. Here it is inevitable that the members will not allow the ingredients to not deteriorate at all. But storing cosmetics or ingredients in a cooler or lower temperature. There will be a chance to slow down most of the ingredients to deteriorate. The deterioration in quality does not occur suddenly but gradually occurs. If members do not intend to keep it for years. It shouldn't be a concern at all.