Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
10 Best mucus reliefs of 2026
Save up to 22% off
1
HEALTH LFEHEALTH LFE Mucus Relief Guaifenesin Caplets 400 mg, Immediate Release Fast Acting Expectorant, Thin and Loosens Mucus, Relieves Chest Congestion, Cough, Cold and Flu (Medium, 200 Count)
Key specs-
symptom relief:Chest congestion
-
form:Tablet
-
active ingredient:Guaifenesin
-
dosage:400 mg
-
target age:N/A
9.7Exceptional
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily
- Based on millions of stores and reviews
- Shoppers influence our rankings
Analyzing top stores
2
GenCareGenCare Mucus Relief Expectorant Guaifenesin 400 mg 200 Tablets Value Pack - Fast Acting Thinning of Mucus for Colds, Chest Congestion, Flu, Coughing and Allergies
18% OffKey specs-
symptom relief:Mucus and phlegm
-
form:Tablets
-
active ingredient:Guaifenesin
-
dosage:N/A
-
target age:12 years and up
9.6Exceptional
Our Rating
-
3
ValuMedsValuMeds Mucus Relief Guaifenesin 400mg (200 Caplets) | Maximum Strength | Mucus Thinning for Colds, Chest Congestion, Flu, Coughing | Expectorant & Decongestant
Key specs-
symptom relief:Chest congestion
-
form:Caplets
-
active ingredient:Guaifenesin 400mg
-
dosage:400mg
-
target age:Adults
9.4Excellent
-
4
ValuMedsValuMeds Mucus Relief Guaifenesin 400mg (200 Caplets) | Maximum Strength | Mucus Thinning for Colds, Chest Congestion, Flu, Coughing | Expectorant & Decongestant
10% OffKey specs-
symptom relief:Chest congestion
-
form:Caplets
-
active ingredient:Guaifenesin 400mg
-
dosage:400mg
-
target age:Adults
9.2Excellent
-
5
HEALTH LFEHEALTH LFE Mucus Relief Guaifenesin Caplets 400 mg, Immediate Release Fast Acting Expectorant, Thin and Loosens Mucus, Relieves Chest Congestion, Cough, Cold and Flu (Medium, 200 Count)
Key specs-
symptom relief:Chest congestion
-
form:Tablet
-
active ingredient:Guaifenesin
-
dosage:400 mg
-
target age:N/A
9.0Excellent
-
-
See Today’s Deals & Prices
6
Amazon Basic CareAmazon Basic Care Guaifenesin Cough and Mucus Relief Extended-Release Tablets, 600 mg, 12 Hour Expectorant, 20 Count
Key specs-
symptom relief:Chest congestion relief
-
form:Extended-Release Tablets
-
active ingredient:Guaifenesin 600 mg
-
dosage:600 mg
-
target age:12 years and older
8.9Very Good
Our Rating
-
7
Amazon Basic CareAmazon Basic Care Guaifenesin Cough and Mucus Relief Extended-Release Tablets, 600 mg, 12 Hour Expectorant, 20 Count
Key specs-
symptom relief:Chest congestion relief
-
form:Extended-Release Tablets
-
active ingredient:Guaifenesin 600 mg
-
dosage:600 mg
-
target age:12 years and older
8.8Very Good
Our Rating
-
8
GenCareGenCare Mucus Relief Expectorant Guaifenesin 400 mg 200 Tablets Value Pack - Fast Acting Thinning of Mucus for Colds, Chest Congestion, Flu, Coughing and Allergies
22% OffKey specs-
symptom relief:Mucus and phlegm
-
form:Tablets
-
active ingredient:Guaifenesin
-
dosage:N/A
-
target age:12 years and up
8.7Very Good
Our Rating
-
9
HealthA2ZHealthA2Z® Mucus Relief | Guaifenesin 400mg | Immediate Release | No Benzene | Expectorant (60 Counts)
8.5Good
-
10
HealthA2ZHealthA2Z® Mucus Relief | Guaifenesin 400mg | Immediate Release | No Benzene | Expectorant (60 Counts)
8.3Good
-
