Vitamin A
Some search terms matchedSupports vision, immune function and tissue development.
THE PURSER WELLNESS ENCYCLOPEDIA
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What’s searchable?Supports vision, immune function and tissue development.
Helps convert food into usable energy and supports nerve function.
Needed for nerve function, DNA production and healthy red blood cells.
Provides building blocks for NAD and NADP, which participate in cellular energy reactions.
Supports amino-acid metabolism, neurotransmitter production and hemoglobin synthesis.
Supports DNA synthesis and one-carbon metabolism, including the pathway that processes homocysteine.
Supports collagen formation, antioxidant activity and absorption of nonheme iron.
Helps calcium absorption and bone mineralization.
Supports proteins involved in blood clotting and bone metabolism.
<150 supports deficiency; 150-400 is often treated as borderline and may warrant MMA/homocysteine review.
Fasting and supplement abstention improve interpretability.
Recent supplementation can elevate; very high values may be clinically relevant.
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