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research Vitamin B ₁₂ Deficiency: A Rare Cause of Excessive Daytime Sleepiness

9 citations , September 2019 in “Journal of clinical sleep medicine”

This study reports a rare case where severe vitamin B12 deficiency was identified as the cause of excessive daytime sleepiness, which resolved after vitamin B12 replenishment.

research KNUCKLE HYPERPIGMENTATION AS A PRELIMINARY MARKER OF VITAMIN B 12 DEFICIENCY: A CASE SERIES

July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH”

This study highlighted knuckle hyperpigmentation as an early sign of vitamin B12 deficiency, indicating a potential link to megaloblastic anemia in the vegetarian population in India.

research Biochemistry of Vitamin B: Metabolic Regulations, Deficiency Disorders and Emerging Therapeutic Strategies

July 2026 in “IntechOpen eBooks”

This research highlights the crucial roles of B vitamins in metabolism, neurological processes, and DNA functions, and describes emerging therapies that enhance vitamin absorption and therapeutic potential.

research Stimulating effect of adrenalectomy on hair growth and melanin deposition in black rats fed diets adequate and deficient in the filtrate factors of vitamin B. With a note on effect of diet on post-operative survival.

January 1943

research Boron deficiency responses in maize (Zea mays L.) roots

November 2023 in “Journal of plant nutrition and soil science”

This study observed that maize plants, including a root hairless mutant variety, did not exhibit typical root growth or compensatory foraging behavior under severe boron deficiency in soil, indicating atypical responses compared to other plants.

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community What vitamin deficiencies that cause hair loss

54 upvotes 1 year ago

Vitamin deficiencies, particularly in vitamins A, B, C, D, and minerals like iron, zinc, and copper, can lead to hair loss. Dietary changes, such as eating more nutrient-rich foods, can improve hair health.

community Still shedding after 6 months (2nd shed).

4 upvotes 1 year ago

The user is experiencing prolonged hair shedding despite using 1mg finasteride, 2.5mg minoxidil, and considering adding topical finasteride. They are also deficient in Vitamin D and B, and are exploring if supplements or dosage adjustments could help.

community Have b-complex vitamins helped anyone else?

4 upvotes 2 years ago

B-complex vitamins may improve hair appearance but have limited impact on hair loss. Some users also use minoxidil and finasteride for hair loss treatment.

community Hair keeps thinning but doc says no nutrient deficiencies

4 upvotes 8 years ago

Hair thinning possibly due to rapid weight loss and dietary changes, with no nutrient deficiencies found. The user is taking vitamins and considering seeing a hair specialist to promote regrowth.

community People who solved their Vitamin D deficiency, how much did it help with regrowth?

in Treatment 56 upvotes 1 year ago

Vitamin D supplementation can aid hair regrowth for some, but results differ. Combining vitamin D with finasteride and minoxidil often improves hair thickness, though not for everyone.

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learn vitamin b2

Should Vitamin B2 be combined with other B vitamins for better hair growth results? Combining Vitamin B2 with other B vitamins may enhance hair growth if deficiencies exist.

learn Biotin

supplement to help with hair texture and quality

learn Overview

learn Osteopontin

signaling protein that, when suppressed, may grow hair by reducing inflammation and stem cell loss

learn Procyanidin B-2

learn vitamin b

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