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PROCESSING GUIDE

Aftabi vs. Aatashi: Sun-Dried vs. Heat-Processed Shilajit

Aftabi sun drying trays at the East-West facility

Aftabi means sun-dried, the traditional method of purifying shilajit using only the sun, over 40 to 60 days, with no fire or heat at any stage. Aatashi means steamed or heat-processed, a faster method that classical texts and independent testing both associate with degraded compound quality. The difference is not cosmetic, it affects what’s actually left in the final product.

Why Heat Is the Problem

Heat processing degrades the compound structure that sun-drying preserves. This is not a modern marketing claim, classical texts on shilajit purification favor Aftabi over Aatashi for this exact reason, and direct comparative testing backs it up. Faster is not better when the goal is preserving the resin’s natural composition.

The Sun-Drying Process, Briefly

After initial filtration, liquid shilajit is filled into trays on open-air frames. Trays are switched and re-filtered through muslin cloth daily until the liquid runs completely clear, typically 14 to 22 days. It’s then stirred to prevent a skin from forming while the sun continues drawing out water, thickening over 35 to 40 days into a resinous form. A final shade-treatment stage evens out viscosity across the batch before packaging. The entire cycle runs 40 to 60 days, set by the sun and the weather, not by a shipping deadline.

What “No Heat” Actually Guarantees

  • Nothing is boiled or fire-driven at any point in the cycle
  • Heavy metals and bacteria are removed through filtration and verified through testing, not assumed
  • Every tub and tray is logged daily throughout the process

How to Tell If a Supplier Actually Sun-Dries Their Product

Ask directly: “Is your shilajit sun-dried (Aftabi) or heat-processed (Aatashi)?” A supplier confident in a sun-dried process should be able to describe the timeline (40 to 60 days) and show documentation or video of the actual drying process, not just state the word “Aftabi” as a label.

Frequently Asked Questions

What does Aftabi shilajit mean?

Aftabi means sun-dried. It refers to shilajit purified entirely through natural sun exposure over an extended period, with no fire, steam, or artificial heat used at any stage.

What is the shilajit purification method that preserves the most nutrients?

Sun-drying (Aftabi) is associated with better preservation of shilajit’s natural compound structure compared to heat or steam processing (Aatashi), which can degrade these compounds.

What are the benefits of sun-dried shilajit?

No heat degradation of the resin’s natural composition, a traditional method backed by classical texts, and a slower, more thorough purification cycle (40 to 60 days) compared to faster heat-based methods.

How long does it take to sun-dry shilajit properly?

The full cycle, from initial filtration through final shade treatment, typically takes 40 to 60 days, depending on weather and sunlight.

Is heat-processed shilajit lower quality?

Independent comparative testing and classical purification texts both associate heat processing with degraded compound quality compared to sun-drying. This is why we use sun-drying exclusively.

See the Process for Yourself

We document our full sun-drying process publicly, day by day.