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Mixed StrainKorthals' Collection No. 411 Hulu Kapuas Kalimantan kratom capsules, 10 capsule bag
Korthals' Collection

No 411 Hulu Kapuas Kalimantan Kratom Capsules

★ 5.0 · 2 reviews

Hulu Kapuas Kalimantan kratom leaf, pre-measured into capsules for the afternoon.

$ 100.00Lab tested
  • Korthals' Collection No. 411 Hulu Kapuas Kalimantan, a Mixed Strain
  • Pre-measured leaf capsules: count them out, no weighing or mixing
  • Five bag sizes: 10, 30, 90, 180 or 360 capsules

Serving guideEveryday2 capsules

Two capsules with water is the starting point. Wait at least an hour before deciding on more.

Serving guide only, not a product option. Start low and wait at least an hour before taking more.

Sizes marked Sold out may be available for in-store pickup. Find a store.

  • Discounted price on every refill
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Secure checkout 3rd-party lab tested

Like caffeine and sugar, kratom may be habit-forming. Use kratom responsibly and only as directed. Must be 21+ to purchase.

Overview

Hulu Kapuas Kalimantan kratom may offer physical comfort, enhanced focus, and a sense of full-body tranquility. No. 411 is a Mixed Strain from Korthals' Collection, in pre-measured capsules you count rather than weigh.

Verified
★ 5.0 · 2 reviews
Secure checkout 3rd-party lab tested
What to expect

Taking kratom capsules

How it feels

Many people describe kratom as a smooth, functional shift in how they feel. How much you take shapes the experience, and everyone responds a little differently, so let your first serving be your guide.

Give it time

Everyone responds differently, so there is no set timeline. With capsules, wait at least an hour before taking more.

How to start

Start with 2 capsules with water and wait at least an hour before taking more. Each capsule is pre-measured, so counting capsules keeps your serving consistent.

Good to know

  • Do not combine kratom with alcohol.
  • Use caution when driving or operating machinery until you know how kratom affects you.
  • Talk to a physician before use if you are pregnant, nursing, managing a medical condition or taking medication.
  • Some drug tests can detect kratom.

Must be 21+ to purchase. Like caffeine and sugar, kratom may be habit-forming. Use kratom responsibly and only as directed.

Serving guide

Find your serving

2 capsulesStart Low
4 capsulesStandard
6 capsulesExperienced

Like caffeine and sugar, kratom may be habit-forming. Use kratom responsibly and only as directed.

What's inside

Honest ingredients

Kratom leaf from Mitragyna speciosa, dried and milled, then filled into Hulu Kapuas Kalimantan capsules. The leaf's most abundant natural alkaloid is mitragynine.

How

How Does It Work?

Hulu Kapuas Kalimantan comes as kratom leaf powder sealed in capsules, which makes the capsule count your serving. Swallow two with water, then wait at least an hour before deciding on more. Everyone responds a little differently, so start there and adjust slowly.

When

When Do I Use It?

Many people choose Hulu Kapuas Kalimantan for the afternoon, between the morning rush and the evening. In capsule form it needs no prep and has no powder taste, so it fits a workday or a trip.

Kratom Strain

Choose your strain

Prefer powder? Shop No 111 Hulu Kapuas Kalimantan Kratom Powder

Good to know

Questions, answered

Where does Hulu Kapuas Kalimantan fit on the strain spectrum?

The bag prints Mixed Strain. Our kratom strain spectrum runs White, Aged, Mixed, Green, Yellow, Orange, and Red, so Mixed is third of seven, just before Green, and many people keep it for the afternoon.

How many capsules should I begin with?

Begin with two capsules and water, and wait at least an hour before deciding on more. Four capsules is mid-range and six is the top. Like caffeine and sugar, kratom may be habit-forming. Use kratom responsibly and only as directed.

Which bag size should I pick?

A 10 capsule bag holds five starting servings of two, a simple way to try Hulu Kapuas Kalimantan. The 30, 90, 180 and 360 capsule bags cost less per capsule as they get bigger, and you can subscribe and save on deliveries every 7, 14 or 30 days.

Is Hulu Kapuas Kalimantan lab tested?

Yes, as part of our green kratom testing. Murray-Brown Laboratories, an independent lab, tested a sample described as Korthals Green Kratom for its alkaloid content; the certificate is dated December 2025. Our Test Results page lists that same certificate for several strains, including Hulu Kapuas Kalimantan, so it is not a test of No. 411 alone. It is also linked on this page.

How do I store Hulu Kapuas Kalimantan capsules?

Reseal the bag after opening and keep it in a cool, dry place out of direct sunlight, away from children and pets.

What is kratom?

Kratom comes from the leaves of the Mitragyna speciosa tree, native to Southeast Asia, where it has been part of daily life for centuries. The leaf is dried and milled into powder, then packed into capsules, brewed, or made into extracts. Its natural leaf compounds are called alkaloids, and mitragynine is the most abundant one.

How much kratom should I take?

There is no single answer, because everyone responds differently. Start with the lowest serving on the product page and give it time before deciding on more. Smaller servings are commonly chosen for a lift and larger servings for winding down. A small kitchen scale helps if you are using powder. Like caffeine and sugar, kratom may be habit-forming. Use kratom responsibly and only as directed.

How long should I wait before taking more?

Everyone responds differently, so there is no set timeline. Start with the lowest serving on the product page and give it time before taking more: at least an hour for capsules, and at least 30 minutes for other formats.

Can you ship kratom to my state?

We cannot ship kratom to Tennessee. Kratom is also restricted in a handful of other states and in some counties and cities. Our checkout will flag an address we are not able to ship kratom to, and the current list of restricted areas is in our site footer. If you are in a restricted area, our stores and our non-kratom selection are still open to you.

Can I pick it up in store?

Many kratom items are available for in-store pickup, and shelf selection can differ from what is online. Choose the pickup option on this page or at checkout to see which nearby locations have it in stock.

Free Shipping Over $100

Free shipping on orders over $100, exclusions apply. In-store pickup and local delivery at CBD Kratom stores.

Lab-Tested Quality

Independent lab results from Murray-Brown Laboratories are linked on this page.

Subscriptions Available

Subscribe and save on deliveries every 7, 14 or 30 days. Change or cancel anytime from your account.

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No. 411 Hulu Kapuas Kalimantan Capsules$ 100.00