Recommended intake of this supplement for a given population as defined by a specific recommending authority.

The manufacturer of the product.

The drug or supplement's legal status, including any controlled substance schedules that apply.

True if this item's name is a proprietary/brand name (vs. generic name).

A dosage form in which this drug/supplement is available, e.g. 'tablet', 'suspension', 'injection'.

Descriptive information establishing a historical perspective on the supplement. May include the rationale for the name, the population where the supplement first came to prominence, etc.

An active ingredient, typically chemical compounds and/or biologic substances.

Specific physiologic risks associated to the diet plan.

Proprietary name given to the diet plan, typically by its originator or creator.

Specific physiologic benefits associated to the plan.

Descriptive information establishing the overarching theory/philosophy of the plan. May include the rationale for the name, the population where the plan first came to prominence, etc.

Medical expert advice related to the plan.

People or organizations that endorse the plan.

Nutritional information specific to the dietary plan. May include dietary recommendations on what foods to avoid, what foods to consume, and specific alterations/deviations from the USDA or other regulatory body's approved dietary guidelines.

A diagnostic test or procedure offered by this lab.

The warranty promise(s) included in the offer.

The date after when the item is not valid. For example the end of an offer, salary period, or a period of opening hours.

The Stock Keeping Unit (SKU), i.e. a merchant-specific identifier for a product or service, or the product to which the offer refers.

The serial number or any alphanumeric identifier of a particular product. When attached to an offer, it is a shortcut for the serial number of the product included in the offer.

One or more detailed price specifications, indicating the unit price and delivery or payment charges.

The Manufacturer Part Number (MPN) of the product, or the product to which the offer refers.

An item being offered (or demanded). The transactional nature of the offer or demand is documented using [businessFunction](https://schema.org/businessFunction), e.g. sell, lease etc. While several common expected types are listed explicitly in this definition, others can be used. Using a second type, such as Product or a subtype of Product, can clarify the nature of the offer.

A predefined value from OfferItemCondition specifying the condition of the product or service, or the products or services included in the offer. Also used for product return policies to specify the condition of products accepted for returns.

The current approximate inventory level for the item or items.