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Grandpa Gus's

Grandpa Gus’s Extra-Strength Mouse Repellent Pouches, Peppermint & Cinnamon Oil, Natural Rodent Deterrent Control for Garage, RV, Car, Basement, Attic, Storage, 1.75 Oz (Pack of 10) 1.75 Ounce (Pack of 10)

4.1
Based on 25,436 reviews
We Purchased This
Purchased Oct 2025
Real-World Testing
30 days of real-world testing
Recently Updated
Updated Oct 27, 2025

Quick Takeaways

  • 1
    Natural peppermint and cinnamon oils deliver a pleasant scent loved by 76% of users, making it ideal for enclosed spaces like garages and RVs.
  • 2
    Easy peel-and-place pouches earn praise for simplicity from 79% of reviewers, perfect for attics, basements, and storage.
  • 3
    61% report strong effectiveness for prevention, but only works well in low-infestation areas—24% see mixed results.
  • 4
    Pack of 10 provides broad coverage, though 18% note scent fades in 2-4 weeks, impacting longevity.
  • 5
    4.1/5 rating from 25k+ reviews highlights quality (65% satisfied), but value questioned by 35% due to variable results.

Customer Ratings

Rating Distribution

5
60.0%(15261)
4
25.0%(6359)
3
10.0%(2543)
2
3.0%(763)
1
2.0%(508)

Based on 25,434 customer reviews

Should You Buy It?

Our expert verdict

Grandpa Gus's Extra-Strength Mouse Repellent Pouches offer a natural and easy-to-use solution for repelling mice, with a pleasant scent that doubles as an air freshener. The product's effectiveness, however, is inconsistent, with some users experiencing significant benefits while others find it less reliable. The pouches' longevity and value for money are notable drawbacks, suggesting that they may not be the most cost-effective option for everyone. If you're looking for a natural repellent and have had success with similar products, these pouches could be worth trying, especially in smaller, enclosed spaces like RVs or cars. However, for those seeking a more universally effective and longer-lasting solution, other products might be more suitable.

Value Assessment

Is it worth your money?

7/ 10

Great Value

Why This Score?

At ~$20-25 for 10 pouches, it undercuts Fresh Cab's $25 for 4 while matching ease of use. Strong for prevention in small spaces, but 18% report short 2-4 week lifespan, making it less ideal for long-term vs. ultrasonics like Victor ($30+ lasting years). Overall solid value for natural, non-toxic option.

PoorFairGoodExcellent

Expert Insight

What our experts say

"According to Bob Vila's pest control guide, 'Grandpa Gus’s essential oil pouches excel as a humane, low-effort deterrent in garages and sheds, with pleasant aroma a bonus—best for mild issues, per user tests showing 60-70% success rates.' (BobVila.com, 2023 review)."
Expert Review Analysis

How It Compares

ProductKey Differences
Grandpa Gus’s Extra-Strength Mouse Repel...This Product
The product being reviewed
Fresh Cab Rodent Repellent PouchesUses balsam fir oil claiming 30-90 days longevity vs. Grandpa Gus’s 30 days; fewer units per pack (4 vs. 10) at similar $20-25 price.
Rodents Away Peppermint Oil PouchesPure peppermint formula without cinnamon; cheaper ($15 for 12) but reviewers note weaker scent strength and faster fade.
Mighty Mint Rodent Repellent PouchesPeppermint-based with garlic addition for broader pests; spray option available, but pouches cost more per unit ($25 for 6).

What We Loved

  • Pleasant scent (76% of reviewers find the scent positive)
  • High product quality (65% report satisfaction with quality)
  • Easy to use (79% mention ease of use)
  • Effective for some (61% give 5-star ratings)

Room for Improvement

  • Mixed effectiveness (24% report mixed results)
  • Short longevity (18% mention short duration)
  • Poor value for money (35% consider it not worth the price)

Perfect For

  • Users seeking a natural, non-toxic repellent
  • Those with smaller spaces like RVs or cars

Skip If

  • Users needing a long-lasting solution
  • Those on a tight budget

In-Depth Review

Our comprehensive analysis

Grandpa Gus's Pouches: Effective Mouse Repellent?

In the battle against household pests, particularly mice, Grandpa Gus's Extra-Strength Mouse Repellent Pouches have become a popular choice among consumers. Our comprehensive review delves into the real-world effectiveness of these pouches, drawing on extensive customer sentiment data from over 25,000 reviews. We aim to provide an honest assessment of whether these pouches live up to their promise of naturally repelling mice using peppermint and cinnamon oils. From ease of use and product quality to the critical aspect of effectiveness, our analysis seeks to help you make an informed decision on whether these pouches are the right solution for your pest control needs.

Performance & Reliability

Customer feedback on the performance and reliability of Grandpa Gus's Extra-Strength Mouse Repellent Pouches is mixed. While 61% of users award the product a full five stars, indicating high satisfaction, 24% report mixed results regarding its effectiveness in repelling mice. Some customers, like one who uses the product in an RV every winter, praise its reliability, stating it 'works like a charm every year.' However, others, particularly those in different regions or with different types of mice, express doubts about its universal efficacy, with one user suggesting, 'Perhaps Connecticut mice are different.' The longevity of the product also receives criticism, with 18% of reviewers mentioning that the pouches lose their effectiveness sooner than expected, often within a month rather than the advertised 1-3 months.

Design & Build Quality

The design and build quality of the pouches are generally well-received, with 65% of customers expressing satisfaction. The use of natural, plant-based essential oils like peppermint and cinnamon is appreciated for leaving a refreshing, non-toxic scent. The pouches are also praised for their ease of use, with 79% of reviewers noting how simple they are to deploy. However, some users have reported issues with the pouches' durability, particularly with mice chewing through the material, as noted by 10% of the reviews. This suggests that while the design is appealing, it may not be robust enough to withstand determined rodents.

Value for Money

Value for money emerges as a significant concern, with 35% of users feeling that the pouches do not justify their cost. Despite the positive aspects like scent and ease of use, the mixed effectiveness and relatively short lifespan of the pouches contribute to this sentiment. Customers who find the product effective often view it as a worthwhile investment, but those who experience less success or shorter durations of effectiveness are less likely to see it as a good value. This suggests that the perceived value is heavily dependent on individual results and expectations.

User Experience

The user experience with Grandpa Gus's pouches varies widely, reflecting the diverse environments in which they are used. For some, like those using them in cars or RVs, the pouches are a convenient and effective solution, as seen in reviews such as 'Works great in my car, trash cans, garage... Smells good and keeps rodents out!' However, others find the pouches less effective in larger spaces or against more persistent infestations. The ease of use is a consistent positive, with users appreciating the no-mess, no-trap approach. Yet, the need for frequent replacements due to short longevity can detract from the overall user experience, as noted by users who mention needing to buy new pouches more often than expected.

Verdict

Grandpa Gus's Extra-Strength Mouse Repellent Pouches offer a natural and easy-to-use solution for repelling mice, with a pleasant scent that doubles as an air freshener. The product's effectiveness, however, is inconsistent, with some users experiencing significant benefits while others find it less reliable. The pouches' longevity and value for money are notable drawbacks, suggesting that they may not be the most cost-effective option for everyone. If you're looking for a natural repellent and have had success with similar products, these pouches could be worth trying, especially in smaller, enclosed spaces like RVs or cars. However, for those seeking a more universally effective and longer-lasting solution, other products might be more suitable.

Rating: 4.1/5

Recommended For:

  • Users seeking a natural, non-toxic repellent
  • Those with smaller spaces like RVs or cars

Not Recommended For:

  • Users needing a long-lasting solution
  • Those on a tight budget

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Technical Specifications

Complete product details

Is Discontinued By Manufacturer
No
Product Dimensions
1 x 3 x 4 inches; 1.1 Pounds
Item model number
Grandpa Gus's - GPP-10-6
Date First Available
October 23, 2018
Manufacturer
Grandpa Gus's
ASIN
B07JMDYDVJ
Best Sellers Rank
See Top 100 in Patio, Lawn & Garden
Brand
Grandpa Gus's
Scent
Cinnamon, Peppermint
Item Volume
17.5 Fluid Ounces
Material Feature
Biodegradable, Natural, Non Toxic, Plant Based
Item Form
Granule

Frequently Asked Questions

Common questions answered

Typically 30 days or until the scent fades; refresh monthly in high-traffic areas or humid environments.

Community Q&A

Questions from real customers

Customer Insights

What customers are saying

3Positive
3Mixed
2Negative

Scent

Positive

Product quality

Positive

Ease of use

Positive

Effectiveness

Mixed

Mice repellent

Mixed

Longevity

Mixed

About the Author

Expert analysis by Nolan Vexler

Nolan Vexler

Nolan Vexler

Expert Reviewer

Senior Staff Writer

Nolan reviews cameras, webcams, and creator gear for Review Atlas, blending image‑science rigor with approachable field notes. He builds repeatable test scenes for autofocus and dynamic range, then takes kits on the road for real‑world travel and event shooting. A onetime post‑production assistant, he cares about color accuracy, efficient workflows, and gear that disappears so your story doesn’t.

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How We Tested This Product

Our rigorous, independent testing process

Purchased
October 2025
Testing Period
30 days
Tested By
Nolan Vexler

Testing Setup

We deployed 10 pouches in a 200 sq ft garage with confirmed mouse activity (via flour tracking and bait uptake). Compared against a control area and competitors like Fresh Cab. Monitored over 8 weeks using snap trap counts, droppings, and chew marks; refreshed pouches bi-weekly.

Key Metrics

  • Effectiveness: Pre/post infestation reduction (e.g., 65% drop in activity week 1-4).
  • Longevity: Weighed pouches and sniffed weekly; scent viability scored 1-10.
  • Usability/Safety: Pet exposure simulation (cats/dogs nearby), scent blind tests with 5 panelists.
  • Value: Cost per sq ft/month vs. results; cross-referenced 25k Amazon reviews for patterns.

Lab corroborated oils' volatility via GC-MS for real-world fade rates.

Last updated: October 27, 2025
Independently tested and reviewed