Additional niches properties of products allow studying user preferences and calculating recommendations more accurately. This section describes allowing filling the product feed with niche features of Fast-Moving Consumer Goods (FMCG).
FMCG
The "fmcg" element must be inside the "offer" element.
<offer ...>
...
<fmcg>
...
</fmcg>
</offer>
Purchase Frequency
Optional parameter <periodic>. Placed inside the <offer> section, within the <fmcg> subsection.
No need to specify the gender this particular product is targeted at, if you do not have correct data (hypoallergenic properties). By default, every cosmetic product is set to non-hypoallergenic.