Extracts are built into the film
FDA GRAS plant‑derived compounds are embedded between barrier layers during film manufacture — not sprayed on, not a sachet, not a coating that can rub off.
OptiGuard™ is a food storage bag that actively works. FDA GRAS plant‑based extracts are embedded inside the film — humidity releases a natural antimicrobial vapor that slows mold and inhibits bacteria, extending peak freshness 10+ days. No sprays. No additives. Nothing added to your food.
* Estimated annual value of food thrown away by an average U.S. family of four (EPA, 2025). Most of it never spoiled on the shelf — it spoiled in the bag.
Conventional storage bags are passive. They hold air and moisture against your food and wait. Mold does the rest. OptiGuard replaces waiting with working.
Most "fresh-keeping" products ask you to do something — wash, pump, wrap, vacuum, replace a filter. OptiGuard asks you to close a bag. The technology lives in the film itself.
FDA GRAS plant‑derived compounds are embedded between barrier layers during film manufacture — not sprayed on, not a sachet, not a coating that can rub off.
Every high‑moisture food releases water vapor. That moisture is the switch: it activates the extracts inside the film, so the bag only works when there's food to protect.
A controlled antimicrobial vapor spreads evenly through the air inside the bag, creating a protective microenvironment around the food rather than on it.
Mold metabolism slows sharply and bacterial growth is inhibited. Twelve common spoilage species were tested to determine optimal inhibitory concentrations.
Open a fresh pack and there is a scent. That is the active ingredient itself — a plant‑derived caramel flavoring, present at parts per billion, sitting in the film and ready to go to work. It is the one part of this technology you can perceive directly, and the simplest confirmation that the bag in your hand is loaded and live. Once food goes in, the bag takes on the smell of the food and the release begins.
OptiGuard is a single universal bag engineered for high‑moisture foods — the four categories that spoil fastest and cost the most to replace. One SKU for the whole kitchen.
Artisan loaves, bagels, rolls, muffins and pastries stay soft and mold‑free for days longer than a standard bag allows.
Watch TimelapseStrawberries, blueberries, raspberries and stone fruit finally last past day two — firm, bright and ready to eat.
Watch TimelapseLeafy greens, herbs, broccoli, green beans and cut vegetables keep their crunch, color and structure.
Watch TimelapseArtisan and everyday cheeses, deli meats and sliced proteins hold their texture and integrity without drying or fuzzing.
The active film has been independently evaluated at four of America's leading food‑science research universities, and twelve common spoilage organisms were tested to determine optimal inhibitory concentrations.
Independent university reports and technical documentation are available to retail, licensing and wholesale partners on request. "10+ days" reflects added peak‑freshness performance observed in testing on high‑moisture foods; results vary by food type, initial freshness and storage temperature.
One universal active‑technology bag, 1‑1/4 gallon and press‑to‑reseal, that works identically across bread, berries, produce and cheese. Buy the single pack, or stock the kitchen with a multi‑pack and pay less per bag.
The full‑size household pack
Twenty 1‑1/4 gallon gusseted bags — the format sized for full loaves, family produce hauls and bulk berry containers. Our best cost per bag and the pack that goes to retail.
$1.50 per bag · 20 uses · save $10.00 off list
Two 20‑count packs. 40 bags — roughly a season of bread, berries, greens and cheese for a family of four.
Three 20‑count packs. 60 bags — our lowest per‑bag price, and the one to split with family or gift a pack.
Move the sliders to match your household. The estimate below uses EPA 2025 household food‑waste data and a deliberately conservative assumption about how much of that waste is recoverable through better storage.
The EPA estimated in 2025 that an average U.S. family of four discards about $2,913 of food per year. Independent studies consistently place household fresh‑food waste in the 15–25% range.
Value of fresh food you could stop throwing away each year.
For scale: at the Kitchen Pack rate a single OptiGuard bag costs $1.37. One bag that saves one $7 pint of berries has already returned nearly four times its price.
Illustrative estimate only — not a performance guarantee. Assumes a 36% reduction in fresh‑food spoilage loss, a deliberately conservative reading of published active‑packaging results. Your results will vary with food type, initial freshness and storage temperature.
Lifestyle imagery. Models shown for illustration.
OptiFresh LLC was built by people who spent careers inside food packaging, identified the gap nobody had closed, and then closed it.
Toby spent more than three decades in food packaging R&D and is one of the most prolific inventors in the field, with over 100 patents and patent applications to his name — including the Hefty® Slider zipper bag now used in tens of millions of homes.
After retiring, he turned that lifetime of expertise onto packaging's most stubborn problem: mold and premature spoilage. The result is OptiFresh active film — a bag that works instead of waits — validated at Cornell, Penn State, the University of Wisconsin and Rutgers, and proven with commercial bakery customers who continue using it today.
Prospective Advisors is an alternative investment firm built to connect exceptional investment talent with the world's largest institutional investors. Its founders have collectively facilitated over $85 billion in capital formation and launched 23 first‑time manager platforms that have grown to more than $118 billion in AUM.
Prospective serves as OptiFresh's strategic capital and commercial partner — advising on licensing strategy, retail partnership development and institutional investor engagement, while co‑investing as a principal to keep every stakeholder aligned.
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Whether you're a retailer exploring private label, a brand seeking a licence, a distributor sizing a program, or a shopper asking where to buy — we'd like to hear from you.
We partner with film manufacturers, distributors and retailers who believe freshness technology should be in every household. Available on request: independent university validation reports, technical and regulatory documentation, retail fixture artwork, MAP terms and landed‑cost quotes.
Toby Thomas · Founder & CTO, OptiFresh LLC
OptiFresh LLC is a U.S.‑based company manufacturing through established film production partners. Patented and patent‑pending technology with global IP coverage. Additional technical documentation and independent lab reports available on request.