Inventory management for Shopify homebrewing supply stores

The inventory problems homebrewing supply stores run into

• Perishable ingredients. Hops, grain, and yeast degrade over time, so overordering ties up cash in stock you may have to discount or toss.
• Huge variant counts. A single hop like Citra might come in 1oz, 4oz, and pellets vs whole leaf, and grain comes in multiple crush levels and bag sizes, so each SKU needs its own reorder math.
• Yeast cold chain and freshness. Liquid yeast has a short useful life and needs refrigeration, which means small frequent orders rather than bulk buys.
• Recipe kit components. Kits bundle grain, hops, and yeast together, so a shortage in one ingredient can block you from assembling or selling the whole kit.
• Hardware vs consumables split. Carboys, kegs, and burners barely move but tie up space, while bags, airlocks, and sanitizer sell constantly and need tighter reorder points.

Seasonality and demand

Homebrewing has a strong fall and winter peak as people start brewing for holidays and cold weather, plus a smaller bump in spring for cider and mead season. Hop harvest timing in late summer and fall also affects when fresh hop varieties become available from suppliers, so you often need to place larger hop orders right after harvest to lock in freshness and supply. Plan safety stock higher going into September through December, and expect slower ordering in mid-summer when fewer people start new batches.

Suppliers, lead times and minimums

Suppliers break into a few types: hop merchants and malt houses that sell by the pound or in 44lb sacks with case or pallet minimums, yeast labs (liquid and dry) that ship small frequent orders due to shelf life, and hardware distributors for carboys, kegs, and brewing equipment with longer lead times and higher minimums. Domestic ingredient suppliers often turn orders around in a week or two, while imported hops, specialty grains, or hardware from overseas can take several weeks. Case packs vary widely, from single yeast vials to 50lb grain sacks, so your order quantities need to respect each supplier's pack size.

Worked example

Say you sell Citra hops in 1oz packs and average 6 packs a day. Your supplier's lead time is 10 days and you keep 4 safety days, so your reorder point is 6 x (10 + 4) = 84 packs. You want 21 days of cover, you currently hold 50 packs, and you have 20 on order, so your order quantity is 6 x (10 + 21) - (50 + 20) = 186 - 70 = 116 packs. If the supplier sells in case packs of 25, you round up to 125 packs.

Try it with your own numbers in the reorder point calculator, or size your buffer with the safety stock calculator.

A simple system to start this week

1. List every ingredient and hardware SKU with its real case pack size and supplier minimum.
2. Set safety days higher for liquid yeast and fresh hops, lower for hardware like kegs and carboys.
3. Mark which SKUs feed into kits so you watch for the component that will run out first.
4. Review reorder points before September and before spring cider season, then relax them in midsummer.
5. Approve purchase orders promptly when yeast or fresh hop lead times are short.
6. Track expiry dates for grain, hops, and yeast yourself outside SteadyShelf, since it does not do lot tracking.

How SteadyShelf fits homebrewing supply stores

SteadyShelf forecasts demand per variant, including the 1oz vs 4oz hop packs and crushed vs whole grain SKUs, and tells you when to reorder based on each supplier's lead time. It will not track expiry dates or batch numbers, so for yeast, hops, and grain you still need to check dates on the shelf and rotate stock manually. It also will not auto-build kits or track bundle components, so you need to watch each kit's underlying ingredient SKUs yourself.

$29/month flat, unlimited products and suppliers, 30-day free trial.

SteadyShelf is launching on the Shopify App Store. Join early access to get the install link first.

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