Saharan Morocco is a vast desert region dividing Morocco and Algeria. Its a hot, dry and often picturesque area. This area is not to be confused with another region further south often called Moroccan Western Sahara.
Old Kasbahs in Nkob (Old Kasbahs in Nkob). Old Kasbahs in Nkob
Desert Tea (Desert Green Tea). Desert Tea is most of times just Chinese green tea and plenty of sugar. Ask for mint just for a change.
Bottled water (Bottled water). If you're not used to Moroccan water, most likely you'll get sick of drinking it. Get bottled water selling in all small groceries stores spread around all towns and villages. Water labels: Bahia, Sidi Ali, Sidi Harazem, Ciel (watch out for Ciel water, it is made to make you drink more water), Ain Saiss.5.5 to 7 Dirhams.
All Morrocan Sahara is safe. Be careful with heat, drink bottled water. Every little town and village have small shops selling bottled water (~6 Dirhams).
All small towns such Erfoud, Rissani, Zagora, Mhamid have plenty of good quality pharmacies where you can get most of necessary stuff.
Unemployment is high, and this is one of the countries touristic destination. Expect young boys proposing guidance through the desert. You are not obliged to, so if you don't want don't pressure yourself getting one, just smile and say no.