Most pills have a one year shelf life. You should check with your local pharmacy.
Yes, it does. Whatever you do, don't use it after 3 months of purchase. Your hair will fall out!!
Yes. Relaxers straightens the hair if applied properly and in sections. Relaxers are to be applied to the new growth only.
You do not buy relaxers based on the colour of your hair.
No-lye relaxers does the same as the sodium hydroxide relaxer but no lye relaxers requires frequent conditioning and lye relaxers contain a oil base to protect the scalp from irritation.
It could take days for certain muscle relaxers to leave your system. Most muscle relaxers will leave your system within 24 hours.
muscle relaxers work best
20-30% Relaxers are damaging to the scalp and hair. Use a flat iron. More women use flat irons than relaxers anyway.
Hydroxide relaxers are not compatble with thio relaxers, permanent waving, or soft curl permanents because they use a different chemistry. Thio relaxers use thio to breake the disulfide bonds. The high pH of a thio relaxer is needed to swell the hair but it is the thio that breaks the disulfide bonds. Hydroxide relaxers have a pH that is so high that the alkalinity alone breaks the disulfide bonds. Hydroxide relaxers are not compatble with thio relaxers, permanent waving, or soft curl permanents because they use a different chemistry. Thio relaxers use thio to breake the disulfide bonds. The high pH of a thio relaxer is needed to swell the hair but it is the thio that breaks the disulfide bonds. Hydroxide relaxers have a pH that is so high that the alkalinity alone breaks the disulfide bonds.
Not if you have a prescription for them.
no
Yes
Yes some relaxers make your hair silky and smooth. But the main purpose of a relaxer is to permentaly straiten your hair.