Research Article
Comparative Effects of Retinoic Acid or Glycolic Acid Vehiculated in Different Topical Formulations
Table 1
Formulations studied.
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Percentage of components in each formulation (w/w) | | | Gel | Gel cream | Cream |
| | Hydroxyethylcellulose | 2.00 | 2.00 | | | Hydrogenated lecithin | — | 1.00 | 1.00 | | Cetearyl alcohol and ceteareth-20 | — | — | 4.00 | | Glycerin | 3.00 | 3.00 | 3.00 | | Squalane | 2.00 | 2.00 | 2.00 | | Butylated hydroxytoluene | 0.05 | 0.05 | 0.05 | | Methyldibromo-glutaronitrile and phenoxyethanol | 0.20 | 0.20 | 0.20 | | Propylene glycol | 2.00 | 2.00 | 2.00 | | Distilled water to. | 100.00 | 100.00 | 100.00 |
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