Bioactive B-complex with Sustained-release Technology (w/SRT®) P-5-P • methylcobalamin • Quatrefolic® • sustained release • 120 tablets • food supplement

The average product rating is 5,0 out of 5 stars. 1 rating Rating details
Brand: Jigsaw Health

This B-complex uses SRT® sustained-release technology. Its ingredients include vitamin B6 as P-5-P, methylcobalamin and Quatrefolic® folate.

  • Amount and format: Vitamins B6 and B12 contribute to a reduction of tiredness and fatigue.
  • Ingredients: Each tablet contains 25 mg of vitamin B6.
  • Brand: Jigsaw Health, a family-owned American brand founded in 2005.
  • Directions: The manufacturer's recommended dose is 1 tablet daily. The pack contains 120 tablets.

25 mg of vitamin B6 exceeds the EFSA adult tolerable upper intake level of 12 mg per day. Consult a doctor or pharmacist before regular use. Not for children, pregnant or breastfeeding women.

Availability In stock (>3 pcs)
Delivery to:
11/11/2026
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€53,48 / pcs €47,75 excl. VAT Measure price: €0,45 / 1 pcs
Bioactive B-complex with Sustained-release Technology (w/SRT®) P-5-P • methylcobalamin • Quatrefolic® • sustained release • 120 tablets • food supplement
The average product rating is 5,0 out of 5 stars. 1 rating Rating details
Brand: Jigsaw Health

This B-complex uses SRT® sustained-release technology. Its ingredients include vitamin B6 as P-5-P, methylcobalamin and Quatrefolic® folate.

Important vitamin B6 information: One tablet contains 25 mg of vitamin B6 (P-5-P). EFSA established a tolerable upper intake level of 12 mg per day from all sources for adults, including pregnant and breastfeeding women. Seek individual medical or pharmacist advice before regular use. Not intended for children or pregnant or breastfeeding women.

Activated B w/SRT®

What does “active form” of vitamin B and the w/SRT® designation mean?

Comparison of active and inactive forms of B vitamins – differences in absorption and biological utilisation

Why Activated B w/SRT® is different from standard B-complexes

  • Label composition checked by a third party.

Activated B w/SRT®

  • Ensures adequate intake of vitamin B12 in its active form.

Quality and trust statement

The Jigsaw Health brand

Composition & breakdown

Ingredient Form Amount per 1 tablet
Vitamin B1 (Thiamine) Benfotiamine 25 mg
Vitamin B2 (Riboflavin) Riboflavin-5-Phosphate Sodium 25 mg
Vitamin B3 (Niacin) Niacinamide 15 mg
Vitamin B6 Pyridoxal-5-Phosphate (P-5-P) 25 mg
Folate (Vitamin B9) Quatrefolic® (5-MTHF) 200 µg
Vitamin B12 Methylcobalamin 250 µg
Biotin (Vitamin B7) Biotin 500 µg
Vitamin B5 (Pantothenic Acid) Calcium D-Pantothenate 125 mg
Choline VitaCholine® (Choline Bitartrate) 60 mg
Inositol Inositol 75 mg
PABA Para-Aminobenzoic Acid 15 mg

The stated values correspond to the amount of active ingredients per tablet as declared on the manufacturer’s label. In the EU, reference intake values (NRV) are used as general guidance and may not reflect individual requirements.

Excipients (inactive ingredients) & their function

Inactive ingredient Function in the product
Microcrystalline Cellulose Provides tablet structure and stability.
Hydroxypropyl Methylcellulose Part of the sustained-release matrix used for SRT® technology.
Hydroxypropyl Cellulose Supports controlled, gradual release and tablet integrity.
Guar Gum Contributes to the gel-like structure required for sustained release.
Xanthan Gum Helps maintain consistency and controlled nutrient release.
Stearic Acid Facilitates smooth tablet manufacturing.
Magnesium Stearate Prevents sticking during manufacturing and ensures consistent tablet formation.
Silicon Dioxide Prevents clumping and improves powder flow.
Croscarmellose Sodium Controls tablet disintegration within the SRT release system.
Sunflower Oil & Micro Wax (Clear Coating) Improves the ability to swallow and protects the tablet surface.
Dicalcium Phosphate Used as a carrier for biotin to ensure even distribution.

Inactive ingredients are included for manufacturing stability and to enable the SRT® sustained-release technology. They do not provide nutritional or vitamin activity.

Warnings

  • Do not exceed the recommended daily dose.
  • Not a substitute for a varied and balanced diet.
  • Each tablet contains 25 mg vitamin B6 (P-5-P), above EFSA's tolerable upper intake level of 12 mg/day from all sources for adults. Seek medical or pharmacist advice before regular use, including when taking other supplements containing vitamin B6.
  • Not intended for children or pregnant or breastfeeding women.
  • Do not use if the safety seal is broken.
  • Keep out of reach of children.
  • Store in a cool, dry place.

Suggested use

The manufacturer's recommended dose is 1 tablet daily. The pack contains 120 tablets.


Frequently asked questions

What does SRT® mean?

SRT® denotes sustained-release technology. It does not in itself establish greater absorption or a better health effect.

Which vitamin forms does it contain?

Selected forms include pyridoxal-5-phosphate, methylcobalamin and Quatrefolic® folate. The table lists the ingredients and amounts.

What should I know about vitamin B6?

One tablet contains 25 mg of vitamin B6, exceeding EFSA's adult tolerable upper intake level of 12 mg per day from all sources. Consult a doctor or pharmacist before regular use.

How should it be taken?

The manufacturer's recommended dose is 1 tablet daily. Include vitamin B6 from all sources when considering other supplements.

Is it suitable for children, pregnancy or breastfeeding?

No. Due to its vitamin B6 content, this product is not intended for children, pregnant or breastfeeding women.

Additional parameters

Category: Vitamins in capsules
EAN: 876634000187
Producer: Jigsaw Health 9035 E. Pima Center Parkway, Ste 4, Scottsdale, AZ 85258
Country of origin: Arizona, USA
Why buy: An American company that manufactures and sells dietary supplements to support health and vitality in the field of biohacking.
Suitable for: Gluten Free-Soy Free-GMO Free-Adults

Activated B w/SRT

Active VS. Inactive B Vitamins

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MS Avatar of author The product rating is 5 out of 5 stars. 28/08/2026
Kupuji opakovaně, opravdu funguje, ze všech možných dostupných značek na trhu nejvíc. Vyplatí se si připlatit. Věřím také produktům, zde na webu a této značce všeobecně.

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Jigsaw Health logo

Jigsaw Health is a company that manufactures and sells nutritional supplements to support health and vitality. Its main products include Jigsaw Magnesium, Jigsaw Electrolyte Supreme, Jigsaw Alaskan Cod Liver Oil and Jigsaw Curcumin. These products are designed to provide optimal doses of nutrients that are often deficient in the normal diet.

Jigsaw Health also offers online resources and information on nutrition, healthy living and disease prevention.

The brand was founded in 2005 by Pat Sullivan, who suffered from chronic fatigue and headaches. Together with his son Patrick Sullivan Jr., he began experimenting with different forms of magnesium and discovered its health benefits. Since then, the company has grown to become one of the leading brands in the dietary supplement market.

Jigsaw Health prides itself on using only quality and pure ingredients, testing its products in independent laboratories, and providing customer satisfaction with a 90-day money back guarantee.

The birth of the Jigsaw Health brand

The Jigsaw Health brand is a family-owned company that manufactures science-based dietary supplements. It was founded in 2005 by Pat Sullivan (father) and Patrick Sullivan Jr. (son). Pat suffered from recurring and chronic health problems for over 30 years such as low energy, sleep problems, gastrointestinal problems, disturbed mood and more. All these difficulties were difficult to diagnose and treat. So Pat decided to find a solution to his health problems through dietary supplements and worked with nutritionists and doctors.

Together with his son Patrick, they created the Jigsaw Health brand, which offers high-quality nutritional supplements. The Jigsaw Health brand focuses mainly on magnesium supplements such as MagSRT®. But there are also excellent products for hydration and regeneration. The Root Cause Protocol has been serving members of the Root Cause community since 2015. Their motto is "It's fun to feel good."

Jigsaw Health founders

About Jigsaw Health products

Jigsaw Health does not offer the cheapest products. Because they use only the highest quality ingredients, each carefully researched and hand-picked to ensure maximum efficacy, from the most reputable laboratories and manufacturers. At Jigsaw Health, they don't want to compromise product efficacy and health to save a few dollars. All of this is backed by the assurance that they can back every product with a 100% satisfaction guarantee.

Jigsaw Health bundle

Products are popular with health leaders

One of the reasons why Jigsaw Health products are popular with health leaders is their high quality and effectiveness. The brand also works with leading health experts and researchers to validate and confirm the effectiveness of their products through scientific studies and clinical trials. Jigsaw Health is thus a trusted and reliable supplier of dietary supplements for those who want to take care of their health.

Jigsaw Health reviews

Why choose dietary supplements from Jigsaw Health?

Buying dietary supplements from Jigsaw Health has several advantages. Firstly, their products are made from natural and pure ingredients without artificial colours, preservatives or sweeteners. Secondly, all products are tested by independent laboratories for quality and purity and thirdly, all their products have excellent customer reviews confirming overall efficacy and safety.

Jigsaw Health funtofeelgood

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