The directions on the box were:

For Bruises, Cuts, Sores, Sprains, Open Wounds, Sore Breasts, Inflamed Patches, Ulcers, Eczema and Piles; first cleanse the parts with pure water and then apply Zam-Buk direct or on a piece of clean lint. For Burns, Scalds, etc., rub Zam-Buk lightly over the injured part and cover same as soon as possible in order to exclude the air. To use Zam-Buk as an Embrocation rub it in well, both into the muscles and tendons, when the healing, stimulating and strengthening ingredients in Zam-Buk will be absorbed into the system.

Analysis showed its composition to be:

Oil of eucalyptus14per cent.(approximately).
Pale resin (colophony)20
Soft paraffin55
Hard paraffin11
Green colouring matter  a trace.

An ointment prepared in accordance with this formula and tinted with chlorophyll agreed in all respects with the original.

The estimated cost of the ingredients for three-fifths of an ounce is ¼d.

ZIP OINTMENT.

This is supplied by a Company giving an address in a London suburb in box containing rather less than an ounce (0·85 ounce) at the price of 1s. 1½d.

On a circular enclosed with the box this ointment was described as a “cure for Eczema, Ringworm, Psoriasis.” It was also stated that:

Zip is the product of many years’ experience and trials, and will be found the best and most reliable remedy for the above troublesome complaints.