I'm an expert in consumer products and brands. When it comes to Secret deodorant, it is a brand that has been around for quite some time and is known for its antiperspirant and deodorant products.

Secret deodorant is made by Procter & Gamble (P&G), which is a multinational consumer goods company. P&G is one of the largest and most well-known companies in the world, with a wide range of products that include cleaning agents, personal care products, and many others.

Here's the translation in Chinese:

我是消费产品和品牌的专家。当谈到Secret 除臭剂时，这是一个已经存在了相当长时间的品牌，以其止汗剂和除臭剂产品而闻名。

Secret 除臭剂是由宝洁公司（Procter & Gamble，简称 P&G）制造的，这是一家跨国消费品公司。宝洁是世界上最大的公司之一，也是最著名的公司之一，其产品范围广泛，包括清洁剂、个人护理产品等。

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Secret is an antiperspirant/deodorant for women manufactured by Procter & Gamble. It is sold in the United States, Canada, and Mexico. Secret was launched as the first female deodorant in 1956, after more than 10 years of research that began in 1945.read more >>