BITS BLOG
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Vitamin D in Fall and Winter: When Testing Makes Sense
Should you get a vitamin D test this fall? See what guidelines say, what 25(OH)D numbers mean, who may consider testing, and which foods supply...
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Selenium and Thyroid Nutrition: Food First
Selenium food sources, the 55 mcg RDA, Brazil nut variability and how selenium and iodine support the thyroid. A food-first guide, with when to ask...
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The Gut-Brain Axis: A Plain-English Guide
The gut-brain axis explained: how the vagus nerve, gut microbes and immune signals connect digestion and brain, plus early chlorella and spirulina research.
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Beta-Glucans in Algae: What the Immune Research Shows
Beta glucan algae explained: Euglena paramylon trials, chlorella immune research, why spirulina differs, and how oat and yeast beta-glucans compare today.
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Types of Microalgae Explained: Spirulina, Chlorella, Euglena and More
Types of microalgae explained: spirulina, chlorella, Euglena, Haematococcus, Dunaliella and more. Compare their composition, uses and what research shows.
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Short-Chain Fatty Acids: What They Do and How Diet Shapes Them
Short chain fatty acids explained: what acetate, propionate and butyrate do, how dietary fiber shapes them, and what the evidence in humans really shows.
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Folate (B9): Food Sources and Energy Metabolism
Folate foods ranked by serving, how DFE and folic acid differ, what cooking does to folate, and where spirulina honestly fits. NIH-sourced and easy to...
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Spirulina History: From the Aztecs to Lake Chad
Explore the history of spirulina, from Aztec tecuitlatl at Lake Texcoco to Kanembu dihe at Lake Chad, plus how modern production began, all with sources.
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Algae for Digestion: What Spirulina and Chlorella Research Shows
Algae for digestion: what the 2025 spirulina IBS-C trial and chlorella studies show, plus the fiber, fluid and routine basics that matter most for regularity.
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Immune Support Nutrients With Evidence: Vitamin D, Zinc, Vitamin C and Food Sources
Immune support nutrients ranked by evidence: vitamin D, zinc and vitamin C trial results, best food sources with real portions, and where spirulina fits.
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Calorie Density vs. Nutrient Density: Eating Less, Nourishing More
Nutrient density vs calorie density explained: what each measures, how to compare foods per calorie, and where leafy greens and spirulina fit in (USDA math).
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The Leucine Threshold: Plant Protein and Muscle Building
Leucine and plant protein explained: what the leucine threshold is, how plant proteins compare, what trials show for muscle, and how spirulina fits in.
