FYI, Moringa is a plant / a tree.. every part of it is medicinal.. Please google Moringa Tree for 

Hair Loss. They are sold as fresh leaves from the super market, or powdered to be used with drinks, or with salads and soups, or also available as capsules or liquid. There are also extracts in capsules which carries up to 5000 mg Moringa in  one capsule equivalent of 10 regular 500 mg pills. So there's lots of choices. Its inexpensive and has already been in use since 200 years BC. It is safe and there is no over dose. According to PUB MED. a dose of 1000 mg per kg body weight is safe. It could only be hepato renal toxic if used excessively that is 3000 mg per kg body weight. Thats a lot ! 

Discovery Channel had an episode about the Miracle Tree, Moringa that is on You tube.. There are several other videos on Moringa as well.

They are available in any form from Amazon.com.

Low iron and lack of nutrients causes Hair Loss. (google Low Iron and Hair Loss)

Moringa will provide all the necessary amino acids, vitamins, iron that the body needs. So it could take a week or continued use before results could be visible as far as energy, memory, pain relief, yes.. it could cure or prevent up to 300 diseases.

There is also Moringa shampoo, Moringa oil for use to skin, scalp, hair and nails.

Discover Moringa.. Good Luck and Good Health. Happy Hair growth..:)