Olfactra Directory
Price drop and restock alerts for 4 Hz.
Tap into our robust price tracking system to be notified when prices drop.
We compare current prices for 4 Hz across up to 18 retailers and track retailer availability so the best live offer is easy to spot as listings appear.
A new unisex perfume released in 2025 and part of the Rawtherapy collection. Notes listed: ayahuasca, cedar, patchouli.
Perfumer credit is not currently available for this fragrance.
We do not have tracked retailer pricing attached for this fragrance yet, but you can jump straight into a FragranceNet search built from the product name.
Not ready for a full bottle? Search a dedicated sample retailer for decants and smaller-format options before you commit.
Use these links when you want to move from research into action: buying, broader brand shopping, retailer comparison, or market-level price-drop scans.
Open the focused buy-now page for 4 Hz with current retailer pricing and price history.
Browse every tracked Mad Et Len fragrance and jump straight to the best current outbound price.
See the biggest tracked fragrance price drops across the catalog right now.
Open head-to-head retailer pages built around pricing, overlap, and win rates.
Sort the full catalog by best price, brand, or name and click straight out to the strongest offer.
4 Hz features notes such as Ayahuasca, Cedar, Patchouli.
4 Hz was launched in 2025.
There is no active best-price listing for 4 Hz right now.
Live stock status is not currently available for 4 Hz.
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