Formulation and Evaluation of Herbal-Based Antiacne Gel Preparations

Table 6

Organoleptic characteristics of carbopol (gelling agent) and formulated gels.

Gel	Conc (% w/v)	Colour	Odour	Consistency	Greasiness	Grittiness	Homogeneity	pH	Texture	Patient acceptability
Carbopol	1	Colourless	Characteristic	Very consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Allium cepa	5	#FEB475 (soft orange)	Characteristic odour	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Eucalyptus	5	255,255,255 (white)	Minty	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Aloe	5	A8003-0 (clear)	Characteristic odour	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Allium cepa and Eucalyptus	5 (1 : 1)	#FCDE9C (very soft orange)	Characteristic minty odour	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Allium cepa and Aloe	5 (1 : 1)	#EEB479 (soft orange)	Characteristic odour	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable
Allium cepa, Aloe, and Eucalyptus	5 (1 : 1 : 1)	#FFF3B2 (pale yellow)	Characteristic minty odour	Consistent	Nongreasy	Nongritty	No lump		Smooth	Acceptable

The numbers in parentheses are ratios of the plant materials used.