Geranium. Add geranium oil to a bath to help ease swelling associated with fluid retention. It also reduces swelling on cold sores, acne and bug bites. The oil, also known as rose geranium oil, derives from the flowering herb Pelargonium graveolens.
Back to Index. Hyperpigmentation is a common, usually harmless condition in which patches of skin become darker in color than the normal surrounding skin. This darkening occurs when an excess of melanin, the brown pigment that produces normal skin color, forms deposits in the skin.ack to Index. Hyperpigmentation is a common, usually harmless condition in which patches of skin become darker in color than the normal surrounding skin. This darkening occurs when an excess of melanin, the brown pigment that produces normal skin color, forms deposits in the skin.
Post-inflammatory Hyperpigmentation is a staining of the skin that occurs after acne. Watch this health video from About.com video to learn more about it and how to prevent post-inflammatory hyperpigmentation.ut it's actually the residual spots from the acne and it can take months to go away on it's own. And can be very disfiguring. People with darker skin colors, like African-American skin tend to be more prone to post inflammatory hyperpigmentation. The reason is that they have more melanin in their skin.