is closing its virtual doors, less than one year after it went public.

In a statement, the US-based online vitamin retailer cited lack of financing as one reason for its decision to shut down. In September, the company laid off 25 employees - 20 percent of its workforce - in an effort to save money.

The announcement by came one day after another CMGI-backed company,, also said it was discontinuing operations because it lacked funding. isn't the only online seller of vitamins and health care products that has faced financial hardship.

UK-based Clickmango found itself in a pickle at the beginning of August and went to the wall after failing to secure an extra £300,000 to keep trading.

Industry analysts believe Mothernature’s disappearance epitomises the business-to-consumer downturn that is taking place.

On Tuesday, for example, San Francisco-based said it was shutting down its online pet-supply store, adding another company to the growing list of dot-com failures. (See