Your serums have lower percentages of active ingredients. Are these concentrations effective?

Are your serums safe for use during pregnancy and breastfeeding?

Do your serums cause purging or breakouts?

Are your serums oil-based or water-based?

What is the % of niacinamide in your serums?

What should I do if purging occurs after using your serums?

How should I perform a patch test with your serums?

How often should I use the serum for best results

How long does one bottle of serum typically last with regular use?

Are your serums suitable for all age groups?

How should I incorporate your serums into my skincare routine?

Can I use your serums with other skincare products?

What skin types are your serums suitable for?

Are your serums non-comedogenic (won't clog pores)?

Can your serums be used around the eye area?

How do I store your serums to maintain their effectiveness?

How long does one bottle of serum typically last with regular use?

Are your serums suitable for both men and women?

How long does it typically take to see results from using your serums?

Are your serums cruelty-free?

What should I do if I experience irritation or an allergic reaction?

Can I use your serums if I have sensitive skin?

How to layer your serums?

What is your return and exchange policy?