January 2022, the most sellable products in the Omani market can vary based on consumer demand, economic trends, and other factors. However, some products that tend to have consistent demand in Oman include:

1. Food and Beverages: Including staple foods, fresh produce, snacks, and beverages.

2. Electronics and Gadgets: Such as smartphones, laptops, and other consumer electronics.

3. Clothing and Apparel: Including both traditional and modern clothing.

4. Home and Kitchen Appliances: Such as kitchenware, home decor, and appliances.

5. Health and Beauty Products: Including cosmetics, skincare, and personal care items.

6. Automotive Products: Such as spare parts, accessories, and vehicles.

7. Construction Materials: Given the ongoing construction projects in Oman, there is a demand for construction materials.

8. Medical and Pharmaceutical Products: Including medicines and healthcare products.

It's important to conduct thorough market research to identify specific product niches and opportunities. Additionally, the popularity of products may change over time, so staying updated on market trends is essential. For the most current and detailed information, consulting local market reports and industry analyses is recommended.