Vitamin B12

Vitamin B12 fuels energy production, supports brain health, and aids red blood cell formation. Stay vibrant, focused, and full of lasting energy.

Regular price $11.00

Perfomance profile

Heart & Circulation
Shows how much this supplement supports cardiovascular strength and oxygen delivery.
Digestion
Reflects its direct impact on gut health and digestive comfort.
Physical Performance
Indicates how strongly it enhances strength, stamina, and endurance.
Rest & Recovery
Measures its influence on sleep quality and overall body restoration.
Mood & Focus
Rates how much it contributes to mental clarity and emotional balance.
Skin, Hair & Nails
Shows its effect on cellular renewal and visible vitality.
Vitality & Drive
Reflects its role in boosting overall energy, motivation, and libido.

Science evidence

Safety
Indicates how well the supplement’s ingredients are studied and tolerated, with 10 meaning strong scientific consensus on safe long-term use.
Efficiency
Reflects the strength of clinical evidence confirming the supplement’s real-world benefits, with 10 representing multiple high-quality studies showing clear, measurable results.

Vitamin B12 supports energy metabolism, nerve health, and red blood cell formation. It promotes focus, memory, and balanced mood, helping reduce fatigue and maintain mental and physical vitality.

Vitamin B12 is crucial for energy and nerve function. It’s best absorbed sublingually or as methylcobalamin form. Deficiency is common in vegans and older adults—monitor levels when supplementing long-term.

Vitamin B12 is naturally found in animal products such as meat, fish, dairy, and eggs. It’s commonly obtained through diet or fortified foods, especially for vegetarians. Agen Vitamin B12 offers a highly absorbable form to support energy and nervous system health.

Vitamin B12 supplementation is decisively effective for treating and preventing B12 deficiency—improving anemia, neurologic symptoms, and homocysteine levels—with oral high-dose and intramuscular routes both supported; benefits for non-deficient individuals are not established, so routine supplementation without deficiency lacks evidence.

Research papers
  • https://pmc.ncbi.nlm.nih.gov/articles/PMC4953733/
  • https://pmc.ncbi.nlm.nih.gov/articles/PMC8471716/
  • https://pmc.ncbi.nlm.nih.gov/articles/PMC10710864/
  • Vitamin B12
  • Dosage: 1 fl oz / 30 ml
  • Liposomal Liquid
Flavors
  • Unflavored
Vitamin B12
$11.00

3rd party tested

3x better absorption

Science based formulations

Efficient dosage