Swanson Cascara Sagrada is a herbal laxative supplement that supports gentle overnight regularity, helping you wake up with a lighter, more comfortable start. The key active ingredient, cascara sagrada bark, provides stimulant action that prompts bowel movements by interacting with gut bacteria. Swanson has been delivering science backed formulations for nearly 50 years and uses Good Manufacturing Practice certified facilities to ensure quality.

Available Sizes & Variants:

100 capsules - 3+ month supply when taken as directed.

Benefits & Features:

• Overnight relief with gentle, predictable results.
• 450mg cascara sagrada per capsule delivers consistent, reliable support for occasional constipation.
• What really makes this work is the targeted action of anthraquinone glycosides, which interact with gut bacteria to stimulate bowel movements, helping you move toward regularity without harshness.
• Manufactured in Good Manufacturing Practice certified facilities with independent lab testing for quality.
• Designed for occasional constipation, this product is best used under the guidance of a healthcare professional to ensure safe, appropriate use.

Swanson’s Cascara Sagrada uses Pacific Coast bark from Rhamnus purshiana and is produced in GMP certified facilities with independent lab verification. The gelatin capsules use minimal excipients like microcrystalline cellulose, magnesium stearate and silica. Swanson has spent nearly 50 years delivering science backed formulations, earning trust through quality and transparency to customers worldwide. Some customers pair Cascara with berberine, fiber supplements for constipation, or probiotics for gut health to support overall digestion.

Cascara Sagrada (Frangula purshiana) (bark), Cascara Sagrada (Frangula purshiana) (bark)

• GTIN: 87614014777
• Manufacturer: Swanson
• Categories: Cascara Sagrada SupplementsStretch Mark Cream & Scar RemovalSwanson
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the next working day.

Free shipping on orders over £50 to the UK.

Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 30 days in the same original and unopened packaging. Subject to T&C's.

As a dietary supplement, take one capsule at bedtime with a full 8-ounce glass of water. Store tightly closed in a cool and dry place. WARNING: For adults only. This product contains cascara. Read and follow directions carefully. Do not use if you have or develop diarrhoea, loose stools, or abdominal pain as cascara may worsen these conditions and be harmful to your health. Consult your healthcare provider if you have frequent diarrhoea or if you are pregnant, nursing, taking medication, or have a medical condition. Not recommended for extended use. Keep out of reach of children. Do not exceed the recommended dose. Do not purchase if the outer seal is broken or damaged.

Please consult the product packaging for accurate instructions on how to use the product.

*Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

The Primary Ingredient Is: Cascara Sagrada Bark

Cascara sagrada bark is a natural ingredient used to assist digestive function. It comes from the Pacific Coast Rhamnus purshiana tree and provides plant compounds that act inside the gut to influence bowel activity.

This form is a dry bark standardised for its active components and supplied as capsules to promote normal digestive processes through mild, overnight action.

What Does Cascara Sagrada Bark Do?

Cascara sagrada Bark aids maintain typical bowel function by supporting regularity through a stimulating effect in the intestines.

The mechanism includes anthraquinone glycosides that engage with intestinal bacteria to promote bowel movement, aligning with traditional use and regulatory guidance on typical digestion.

This supplement is not meant to diagnose, treat, cure, or prevent any disease.

Swanson is chosen for its science‑led approach to herbal products and its long‑standing commitment to quality. The brand runs in GMP‑certified facilities and emphasises purity and potency through independent lab verification, underscoring a strong quality framework that lines up with Welzo’s standards. The Swanson team describes a diverse approach — pharmacists, scientists, nutritionists and quality experts — ensuring each product undergoes thorough scrutiny before market release, which resonates with our emphasis on rigorous evaluation by our medical team and our strict testing protocols.

sourcing practices note the use of Pacific Coast Cascara bark and a transparent product ethos built on years of health product delivery, reflecting a heritage of reliability. This aligns with Welzo's selection criteria that prioritise established brands with strong manufacturing standards and heritage in the industry. The match to Swanson Cascara Sagrada is clear: a product fit rooted in traditional use with a clear, verifiable quality framework that supports occasional constipation management as described on the product facts.

By choosing Swanson, Welzo reinforces a commitment to credible, science‑backed herbal sourcing and to delivering value and safety for customers seeking dependable digestive support.