Supplement Guides
FORGED LINE COLLECTIVE | EDUCATIONAL LIBRARY
Understand what you're taking. Know why it matters.
FLC provides research-backed supplement education to help you make informed decisions about performance, recovery, and everyday health. Explore the evidence, understand the limitations, and choose supplements with purpose.
Editorial preview: scientific audits are in progress. These guides are educational resources, not individualized medical advice.
Performance
Creatine Monohydrate
Understand creatine's role in strength and repeated high-intensity efforts, plus dosing research and practical considerations.
Caffeine
Explore performance and alertness benefits alongside dose, individual tolerance, and the trade-off with sleep.
Beta-Alanine
Learn about muscle carnosine, sustained high-intensity exercise, and why consistency matters more than tingling.
L-Citrulline
Separate nitric oxide mechanisms from evidence for muscular endurance, recovery, and meaningful training outcomes.
Dietary Nitrates (Beetroot)
Review nitrate content, exercise efficiency, and the limits of claims about blood flow and performance.
Protein & Recovery
Whey Protein
Put protein quality, muscle-building nutrition, and practical supplementation into the context of your overall diet.
Collagen Peptides
Examine connective-tissue and joint research, and understand why collagen and complete proteins serve different roles.
Hydration
Electrolytes & Hydration
Match fluid and electrolyte strategies to sweat losses, training demands, and the risks of both dehydration and overhydration.
Daily Health
Magnesium Glycinate
Understand magnesium's nutritional role, supplement forms, and considerations for intake and tolerance.
Omega-3 Fatty Acids
Explore EPA and DHA, research-supported applications, and what to consider when comparing omega-3 supplements.
Vitamin D3 + K2
Review the roles of these vitamins, the limits of combination claims, and important dosing and safety considerations.
Psyllium Husk
Learn about gel-forming fiber, digestive regularity, cholesterol research, and essential fluid and medication precautions.
Thorne Women's Multi 50+
Explore this product-specific guide to nutrient coverage, label details, and considerations for women over 50.