L-limonene
D-limonene, Limonene
檸檬油精, 柑橘皮粹取, 苧烯
分子式:C10H16 分子量:136.24 Cas No:138-86-3; 5989-27-5
存在於柑橘類水果中,在室溫下為透明無色之液體,帶有強烈的柑橘類氣味,為 chiral molecule (旋光液晶分子/手徵性分子)。基於環境保護等因素,Limonene 這類油精逐漸用以作為清潔用品中之有機溶劑,以取代礦物油[1]。

D-limonene 呈柑橘類香味,常作為芳香添加用途,常見於個人衛浴用品中,並可作為植物性殺蟲劑成份[1]。

L-limonene 主要亦作為芳香添加用途,但其香味與 D-limonene 不太相同,偏向松脂類的香味[1]。
[1] Wikipedia, the free encyclopedia, http://en.wikipedia.org.
Chemical formula
2016-05-22
人推薦此心得

敏感皮對這個成分大過敏~~~后悔死了~~~

m
2016-09-10
人推薦此心得

26種被歐盟規範禁用的化妝品添加香料。

http://maskingdom.pixnet.net/blog/post/151084026-26%E7%A8%AE%E6%AD%90%E7%9B%9F%E8%A6%8F%E7%AF%84%E7%9A%84%E5%8D%B1%E9%9A%AA%E9%A6%99%E6%96%99%EF%BC%81

m
2018-08-21
人推薦此心得

Rating: POOR
Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing
Chemical constituent of many natural fragrant ingredients, notably citrus oils such as lemon (d-limonene) and pine trees or species of the mint family (l-limonene).

Topically, limonene can cause sensitivity and is best avoided. Also, because of its penetration-enhancing effects on skin, it’s particularly important to avoid products that contain limonene plus other skin sensitizers like denatured alcohol.


Source: Paula's choice

m
2018-08-21
人推薦此心得

Rating: POOR
Categories: Fragrance: Synthetic and Fragrant Plant Extracts, Sensitizing
Chemical constituent of many natural fragrant ingredients, notably citrus oils such as lemon (d-limonene) and pine trees or species of the mint family (l-limonene).

Topically, limonene can cause sensitivity and is best avoided. Also, because of its penetration-enhancing effects on skin, it’s particularly important to avoid products that contain limonene plus other skin sensitizers like denatured alcohol.


Source: Paula's choice

h
2018-12-23
人推薦此心得

買到地雷 皮膚每日越下...花錢又傷身...

w
2024-07-07
人推薦此心得

Irritant:
Limonene has been found to be a skin irritant in humans. The oxidized forms of limonene are known to cause allergic contact dermatitis.
Limonene liquid has been reported to irritate eyes, ingestion causes irritation of GI tract. Albuminuria and hematuria are probable if ingested in sufficient quantity.
It is also associated with mouth and throat irritation, shortness of breath, and impaired lung function.

carcinogenicity:
There is inadequate evidence in humans for the carcinogenicity of d-limonene. There is sufficient evidence in experimental animals for the carcinogenicity of d-limonene.

Source: National Center for Biotechnology Information (2024). PubChem Compound Summary for CID 22311, Limonene, (+/-)-. https://pubchem.ncbi.nlm.nih.gov/compound/Limonene.

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