Is this fda approved? who certifies purity and safety of ingredients?

Don’t know don’t care not relevant

How many times do i sniff to get good relaxation?

The correct use of inhalers is when there is a stuffy nose, a cold and needs refreshment. Should be picked up and sniffed near the nose for 1-2 minutes and then rest first if symptoms still do not improve. Or still not feeling fresh Can be picked up and sniffed for another 1-2 minutes and then take a rest. Or touching the nostril too much can cause irritation. Therefore, it should be used when symptoms like fainting, dizziness, motion sickness, motion sickness, etc. are often better than meekun shop.

What are the ingredients?

Camphor , Borneo camphor, peppermint, eucalyptus oil

Can this product expire or go bad?

Hong Thai Traditional Thai Herbal has a date of manufacture. and expiration date on the side of every bottle The product has an expiration date of 3 years from the date of manufacture. According to FDA rules, but the product can be used for more than 3 years because all ingredients are dried well before being bottled. It has a long-lasting fragrance even when you open it often.