Vitamins
17 markers in this category
Active Vitamin B12
Active Vitamin B12 measures the bioavailable B12 your body can directly use. For men, adequate B12 may support energy levels, muscle function, and nervous system health.
Folate (Folic Acid)
Folate measures vitamin B9 levels in your blood.
Holotranscobalamin
Holotranscobalamin measures the earliest marker of B12 deficiency. For men, early detection of B12 depletion may help preserve energy levels, cognitive sharpness, and nervous system health before symptoms develop.
Intrinsic Factor Antibodies
Intrinsic Factor Antibodies tests for autoimmune causes of B12 deficiency.
Methylmalonic Acid (MMA) (Blood)
MMA Blood measures a functional marker of B12 status in your blood.
Methylmalonic Acid (MMA) (Urine)
MMA Urine offers a non-invasive assessment of functional B12 status.
Vitamin A
Vitamin A measures retinol levels, a fat-soluble vitamin important for men's health.
Vitamin B1 (Thiamine)
Vitamin B1 (thiamine) is considered essential for energy metabolism, which may support physical performance in men. Some men may notice fatigue or reduced endurance when levels are suboptimal.
Vitamin B12
Vitamin B12 is considered vital for red blood cell production, nerve health, and energy metabolism in men. Low levels may contribute to fatigue and reduced performance.
Vitamin B2 (Riboflavin)
Vitamin B2 (riboflavin) is considered important for energy metabolism and antioxidant protection in men. It may support cellular energy production during physical activity.
Vitamin B3 (Niacin)
Vitamin B3 (niacin) is considered important for NAD+ production, which may support energy metabolism and cellular repair in men. Adequate levels may contribute to cardiovascular and metabolic health.
Vitamin B6
Vitamin B6 is considered important for amino acid metabolism and neurotransmitter production in men. It may support muscle protein synthesis and testosterone metabolism.
Vitamin B7 (Biotin)
Vitamin B7 (biotin) is considered important for men's hair health, skin integrity, and macronutrient metabolism. Some men may notice changes in hair or nail quality when levels are low.
Vitamin C
Vitamin C is a powerful antioxidant considered important for men's immune function, collagen production, and iron absorption. It may support tissue repair after physical activity.
Vitamin D (25-OH)
Your vitamin D level shows how much vitamin D you have in store, and in the Netherlands that mostly reflects the sun of the past few months.
Vitamin E
Vitamin E protects cells from oxidative stress, supporting muscle recovery and cardiovascular health. It is an important antioxidant for active men.
Vitamin K1
Vitamin K1 is vital for blood clotting and bone integrity. Keeping levels in check supports recovery from injury and long-term skeletal strength.