LifeSource Vitamins Spinal Flex — 180 Tablets — Spine & Inter-vertebral Discs Function Support*
Comprehensive formula with bovine tracheal cartilage (source of chondroitin sulfate and glycosaminoglycans), manganese, magnesium, calcium, vitamin D3, vitamin B6, vitamin C, zinc, potassium, apple pectin, bromelain, and serine for supporting spinal disc integrity, connective tissue health, bone density, muscle function, and nerve support. Produced in FDA-registered, GMP-certified facilities and 3rd-party tested for identity, potency & purity.*
Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. In addition, we reference reviews from 39 leading health organizations and insights from 20 top global universities to ensure our guidance aligns with credible science.*
Clinically Studied Benefits (with research)
• Spinal Disc Health — Chondroitin sulfate from bovine tracheal cartilage supports disc integrity and reduces degeneration in symptomatic cases.
(PMC — van Blitterswijk C, 2003)
• Intervertebral Disc Function — Glucosamine and chondroitin supplementation may counteract early disc degeneration.
(PMC — van Blitterswijk C, 2003)
• Bone Density Support — Calcium and vitamin D supplementation reduces bone loss in elderly adults, benefiting vertebral strength.
(NIH/PubMed — Dawson-Hughes B, 1997)
• Muscle Relaxation — Magnesium aids neuromuscular function and reduces muscle tension around the spine.
(PMC — Kirkland A, 2018)
• Nerve Health — Vitamin B6 supports nerve regeneration and reduces discomfort in neuropathic conditions.
(PMC — Vrolijk M, 2023)
• Collagen Synthesis — Vitamin C enhances collagen production for connective tissue integrity in spinal structures.
(PMC — Shaw G, 2018)
• Cartilage Health — Manganese contributes to connective tissue formation and synovial fluid maintenance.
(ODS — NIH, 2023)
• Antioxidant Protection — Zinc provides antioxidant support to protect spinal tissues from oxidative stress.
(PMC — Zhou H, 2021)
• Anti-Inflammatory Support — Bromelain reduces inflammation and pain in osteoarthritis, aiding spinal comfort.
(PMC — Brien S, 2004)
• Digestive and Tissue Support — Apple pectin supports gastrointestinal health, indirectly aiding nutrient absorption for spinal wellness.
(PMC — Jiang T, 2016)
Additional Studies Showing Promising Benefits*
• Disc Repair Mechanisms — Glycosaminoglycans from chondroitin promote tissue hydration and biomechanical properties.
(Nature — Ma J, 2017)
• Sulphation Patterns — Chondroitin sulphation correlates with disc development and aging.
(ECM — Roughley P, 2010)
• Oxidative Stress Reduction — Zinc inhibits inflammation and promotes recovery in spinal models.
(PMC — Vrolijk M, 2023)
• Collagen Enhancement — Vitamin C reduces oxidative damage and supports tissue repair.
(PMC — Shaw G, 2018)
• Nerve Protection — Vitamin B6 balances metabolism and protects against neuropathy.
(PMC — Vrolijk M, 2023)
• Anti-Inflammatory Effects — Bromelain modulates mediators for tissue healing.
(PMC — Rathnavelu V, 2016)
University Studies (Academic-Led Research)
• Oregon State University (Linus Pauling Institute) — Antioxidants and micronutrients in aging and spine health.
(OSU LPI — Ongoing)
• Harvard University — Cartilage matrix and bioreactor studies for tissue engineering.
(Harvard — Freed L, 2015)
• Tufts University — Nutrition and aging-related connective tissue support.
(Tufts — Ongoing)
• Ohio State University — Mineral roles in bone and spine integrity.
(OSU — Ongoing)
Global Evidence & Authoritative Reviews
• Office of Dietary Supplements (NIH) — Manganese for connective tissue and bone health.
(ODS — NIH, 2023)
• National Center for Complementary and Integrative Health — Glucosamine/chondroitin for joint and disc support.
(NCCIH — Ongoing)
We monitor research from the world’s leading institutions — including Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge University, Oxford, Stanford, Yale, MIT, the University of Florida, Oregon State University – Linus Pauling Institute, Tufts, Boston University, Cornell, Columbia, and Ohio State — to ensure our guidance remains aligned with the highest standards of credible science.*
Brief Benefit Bullets
• Supports spinal disc integrity*
• Promotes connective tissue health*
• Enhances bone density and vertebral strength*
• Aids muscle relaxation around the spine*
• Supports nerve function and comfort*
• Boosts collagen synthesis for tissues*
• Provides antioxidant protection*
• Reduces inflammation for spinal wellness*
• 3rd-party lab tested for identity, potency & purity
See product label for full instructions, or as directed by your healthcare professional. Do not exceed recommended dose. If pregnant, nursing, taking medications, or have a medical condition, consult your physician.*
Product Specifications
• Form — Tablets
• Serving Size — 2 tablets
• Servings Per Container — 90 (180 tablets total)
• Free From — Gluten-free, Non-GMO*
• Quality — Third-party tested for identity, potency & purity
Key Ingredients
Bovine Tracheal Cartilage — Source of glycosaminoglycans and chondroitin sulfate for disc support.*
Manganese Glycinate — Aids cartilage and connective tissue formation.*
Magnesium Oxide — Supports muscle and nerve function around the spine.*
Calcium Ascorbate & Vitamin D3 — Enhance bone density and vertebral health.*
Vitamin B6 (Pyridoxine HCl) — Promotes nerve health.*
Vitamin C — Boosts collagen synthesis.*
Zinc Sulfate — Provides antioxidant protection.*
Bromelain — Offers anti-inflammatory support.*
Apple Pectin — Aids digestive health for better nutrient absorption.*
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
Spinal Flex — 180 tablets for spine & disc support. Bovine cartilage, minerals & vitamins for bone, nerve & tissue health. Clinically Studied Ingredients — NIH/PubMed!*