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10 Best Stool Softener 2026 in the United States

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Our Top Picks

#1

Winner

Amazon Basic Care ClearLax Polyethylene Glycol 3350 Powder for Solution, Osmotic Laxative, Relieves Occasional Constipation, Unflavored, 1.68 pound (Pack of 1)

Rating
10.0
Chosen by1,134
Dosage Form
Onset of Action
Duration of Use

Most important from
39681 reviews

Dosage Form
Can be used in puddings, shakes, water, milk, and other similar things with no flavor or chalkiness.
Onset of Action
Easy to take with an easy smooth action that gets things moving.
Duration of Use
A partial daily maintenance dose helps keep smooth easy movements happening without urgent emergencies.
Brand Reputation
Terrific value and a good substitute for the more expensive generic product.

The Amazon Basic Care ClearLax Polyethylene Glycol 3350 Powder is an osmotic laxative designed to relieve occasional constipation. Its active ingredient, Polyethylene Glycol 3350, is highly regarded and recommended by doctors, which is reassuring for those looking for a reliable stool softener. The product typically produces a bowel movement within 1 to 3 days, offering relief without urgent pressure.

One of its notable benefits is the ability to soften stools, making bowel movements more comfortable and frequent. The powder is unflavored, allowing it to be mixed into any beverage without altering the taste, which is convenient for those with taste sensitivities. Additionally, it is free from grit, sugar, and gluten, making it suitable for a variety of dietary needs.

The product is intended for adults and children aged 17 and older, which limits its use for younger children. As a part of Amazon's Basic Care line, it benefits from the brand's reputation for value and dependability. The product's size and weight make it easy to store and handle. While effective, it’s important to note that it might not be suitable for those looking for immediate relief due to its 1 to 3-day onset of action.

Rating
10.0
Chosen by1,134
Dosage Form
Onset of Action
Duration of Use

Most important from
39681 reviews

Dosage Form
Can be used in puddings, shakes, water, milk, and other similar things with no flavor or chalkiness.
Onset of Action
Easy to take with an easy smooth action that gets things moving.
Duration of Use
A partial daily maintenance dose helps keep smooth easy movements happening without urgent emergencies.
Brand Reputation
Terrific value and a good substitute for the more expensive generic product.
#2

MiraLAX Gentle Constipation Relief Laxative Powder, Stool Softener with PEG 3350, No Harsh Side Effects, 1 Doctor & OBGYN Recommended, Single Dose Mix-In Pax, Travel Pack, 40 Dose

Rating
8.5
Dosage Form
Brand Reputation

Most important from
3802 reviews

Dosage Form
The individual powder packages are perfect for travel, ensuring the correct dosage without the bulk of a plastic container.
Brand Reputation
MiraLAX is highly recommended for its gentle and effective relief.

MiraLAX Gentle Constipation Relief Laxative Powder is designed to provide effective and gentle relief from occasional constipation. Its active ingredient, polyethylene glycol 3350 (PEG 3350), is an osmotic laxative that works by drawing water into the colon to soften the stool and promote bowel movements within 1-3 days. This method is generally preferred over stimulant laxatives, which act more immediately but can cause discomfort such as cramping and urgency.

MiraLAX stands out because it is free from gluten, sugar, and preservatives, making it suitable for a wide range of users, including those with specific dietary restrictions. The product is easy to use; simply mix a single-dose packet into any hot or cold beverage, and it dissolves without any noticeable taste or texture, ensuring a hassle-free experience.

Additionally, MiraLAX is highly regarded by physicians and OB-GYNs, which speaks to its reliability and effectiveness. Some users might find the onset of action (1-3 days) slower compared to other laxatives that offer more immediate relief. While the travel-friendly packaging is convenient, the product being available only in powder form could be less convenient for those who prefer pills or liquid. Despite these minor drawbacks, MiraLAX’s gentle, effective formula and strong medical endorsement make it a solid choice for those seeking a reliable stool softener without harsh side effects.

Rating
8.5
Dosage Form
Brand Reputation

Most important from
3802 reviews

Dosage Form
The individual powder packages are perfect for travel, ensuring the correct dosage without the bulk of a plastic container.
Brand Reputation
MiraLAX is highly recommended for its gentle and effective relief.
#3

MiraLAX Powder Laxative, 34 Doses, 20.4 Ounce

Rating
8.5
Dosage Form
Onset of Action

Most important from
3279 reviews

Dosage Form
Mixes easily without altering the taste of beverages like coffee or tea.
Onset of Action
Works well overnight with no aftertaste.

The MiraLAX Powder Laxative is a popular choice for those seeking relief from occasional constipation and irregularity. This product is designed to soften stools and is clinically proven to be effective. One of its strengths is the unflavored, grit-free powder, which makes it easy to mix into various beverages without altering the taste or texture. The active ingredient works gently to provide relief, and many users appreciate that it does not cause harsh cramping or sudden urgency, making it a more comfortable option for daily use if needed.

Each 20.4-ounce bottle provides 34 doses, offering a good value for its price. Additionally, MiraLAX is a well-known and trusted brand in the health and household category, further reinforcing its reliability. However, it is important to note that this product is specifically for occasional constipation and is not intended for long-term use without medical supervision. Some users may also prefer a different dosage form, such as a pill or capsule, if they find powders inconvenient.

The absence of additional active ingredients means it focuses solely on stool softening, which might be a limitation for those looking for a multi-symptom solution. Despite these minor drawbacks, MiraLAX Powder Laxative remains a solid option for those needing a gentle and effective solution to occasional constipation.

Rating
8.5
Dosage Form
Onset of Action

Most important from
3279 reviews

Dosage Form
Mixes easily without altering the taste of beverages like coffee or tea.
Onset of Action
Works well overnight with no aftertaste.

Buying Guide for the Best Stool Softener

Choosing the right stool softener can make a significant difference in your digestive health and comfort. Stool softeners are used to relieve constipation by making bowel movements easier to pass. When selecting a stool softener, it's important to consider several key factors to ensure you choose the best product for your needs. Here are the key specifications to consider and how to navigate them.
Active IngredientThe active ingredient in a stool softener is the component that helps to soften the stool. Common active ingredients include docusate sodium and docusate calcium. Docusate sodium is widely used and effective for most people, while docusate calcium may be preferred by those who need a gentler option. Your choice should be guided by your body's sensitivity and any recommendations from your healthcare provider.
Dosage FormStool softeners come in various forms such as capsules, tablets, liquid, and syrup. Capsules and tablets are convenient and easy to take, while liquid and syrup forms can be easier to swallow for those who have difficulty with pills. Consider your personal preference and any swallowing difficulties when choosing the dosage form.
Onset of ActionThe onset of action refers to how quickly the stool softener begins to work. Some products may take 12 to 72 hours to produce results. If you need quick relief, look for a stool softener with a faster onset of action. However, if you prefer a gentler, more gradual effect, a product with a longer onset time may be more suitable.
Duration of UseStool softeners are generally intended for short-term use, but some products are formulated for longer use if needed. It's important to follow the recommended duration of use to avoid dependency or potential side effects. If you anticipate needing a stool softener for an extended period, consult with your healthcare provider to choose a product that is safe for long-term use.
Additional IngredientsSome stool softeners contain additional ingredients such as flavorings, sweeteners, or other medications. These can affect the taste, ease of use, and potential side effects. If you have allergies or sensitivities, check the ingredient list carefully. Choose a product with minimal additives if you prefer a more natural option.
Brand ReputationThe reputation of the brand can be an indicator of the product's quality and effectiveness. Established brands with positive reviews and a history of producing reliable products are generally a safer choice. Researching customer reviews and seeking recommendations from healthcare professionals can help you select a reputable brand.

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