Thorne Research
Thorne Research Stress B-Complex (60 Capsules)
Complete B vitamin complex with extra B5 for adrenal support
Why Choose This Product
STRESS RESPONSE
Extra pantothenic acid (B5) supports healthy adrenal function during daily stress.
SUSTAINED ENERGY
Complete B complex works together to support natural energy production without stimulants.
PREMIUM FORMS
Methylcobalamin B12 and 5-MTHF folate — bioactive forms your body actually uses.
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How It Works
How It Works
B vitamins work as cofactors in energy production and neurotransmitter synthesis. The extra pantothenic acid supports adrenal cortex function, helping your body manage stress more effectively. Bioactive forms like methylcobalamin and 5-MTHF bypass conversion steps for immediate utilization.
Who It's For
Busy professionals managing daily stress. Active individuals supporting energy demands. Anyone wanting premium B vitamins in their most bioavailable forms.
Who It's Not For
Those taking high-dose individual B vitamins may exceed tolerable limits. Consult your practitioner if pregnant or nursing.
About This Product
What It Does
Thorne Stress B-Complex delivers complete B vitamin support with extra B5 specifically for adrenal function. Unlike basic B complexes, this formula provides 250mg of pantothenic acid — the B vitamin your adrenals need most during stress. The complete spectrum works together to support natural energy production and nervous system function.
Why It Works
- EXTRA ADRENAL SUPPORT: 250mg pantothenic acid targets the specific B vitamin your stress response system demands most.
- BIOACTIVE FORMS: Methylcobalamin B12 and 5-MTHF folate work immediately — no conversion required unlike cheaper forms.
- COMPLETE SPECTRUM: All eight B vitamins in therapeutic amounts support energy pathways and neurotransmitter production.
What's Inside
Clean formula with bioavailable nutrient forms. Hypromellose capsules from plant cellulose. Third-party tested for purity and potency. NPN N/A.
Why we carry it: Thorne's pharmaceutical manufacturing standards deliver the bioavailable forms serious health-conscious customers demand.
How to Take
Full Ingredients
| MEDICINAL INGREDIENTS | ||||
| Serving Size: 1 Capsule | ||||
| Serving Contains: 60 Capsules | ||||
| Amount/Serving | ||||
| Pantothenic Acid (Calcium-D-Pantothenate) | 250 mg | |||
| Niacinamide | 80 mg | |||
| Thiamin (Thiamin Hydrochloride) | 50 mg | |||
| Choline Citrate | 40 mg | |||
| Riboflavin (25 mg from Riboflavin and 3.6 mg from | 28.6 mg | |||
| Riboflavin 5’-Phosphate Sodium) | ||||
| Vitamin B6 (25 mg from Pyridoxine HCl and 3.4 mg | 28.4 mg | |||
| from Pyridoxal 5’-Phosphate) | ||||
| Folate (L-5-Methyltetrahydrofolic Acid, | 200 mcg | |||
| Glucosamine Salt) | ||||
| Vitamin B12 (Methylcobalamin) | 100 mcg | |||
| Biotin | 80 mcg | |||
| Non-Medicinal Ingredients: Hypromellose (derived from cellulose) capsule, Microcrystalline Cellulose, Calcium Laurate, and Silicon Dioxide. | ||||
Customer Reviews
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Questions & Answers
Research & Science
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