Thiamine

Thiamine can be helpful when fatigue persists despite other vitamin support.

Recommended

For fatigue despite supplementation with other vitamins.

Sourced from the doctors, PhDs and clinicians behind Entrain. Updated

The strongest voice

“I don't think thiamine transport is going to compete with other B vitamins. And so I don't think taking them at a different meal from the others is going to do anything about that.”

a nutritional sciences PhD · source video

In their own words

One faithful sentence per source, linked to the moment it was said; quiet chips mark where money is involved.

a nutritional sciences PhD recommend
“If thiamine deficiency is suspected, elevations in alanine and low thiamine levels can confirm it.”

a nutritional sciences PhD · source video · 00:14:32

an endocrinology-trained performance coach recommend
“Thiamine may decrease menstrual bleeding by enhancing estrogen detoxification and glucose oxidation, supported by recent and historical studies.”

an endocrinology-trained performance coach · Instagram post

a certified naturopath recommend
“Increasing DAO enzyme function can reduce histamine levels linked to migraines”

a certified naturopath · Instagram reel

a certified nutrition and mineral coach conditional
“Sometimes supplementation can be leveraged due to difficulty in obtaining sufficient amounts from diet alone.”

a certified nutrition and mineral coach · Instagram reel sponsored own brand

a certified nutrition and mineral coach conditional
“The expert finds 300mg effective for himself due to severe long-term depletion and modern stressors but advises case-by-case consideration and a food-first approach.”

a certified nutrition and mineral coach · Instagram reel sponsored own brand

a certified nutrition and mineral coach recommend
“Most people struggle to get enough thiamine from their diet and modern stressors deplete it synergistically.”

a certified nutrition and mineral coach · Instagram reel

Worth discussing with your GP, especially if you take medication or are pregnant. Entrain describes what is publicly taught; it does not prescribe.

The research our sources reach for

Peer-reviewed papers cited alongside this verdict, linked straight to PubMed.

On 5 September 2026, 340 studies in the library were compared by identifier with 72,389 Retraction Watch entries. No matching notices were found. This check does not establish study quality or validate a health claim.

Methylated b vitamins

Methylated B vitamins can be especially helpful for those with methylation pathway issues.

Strong consensus

“some people take methylated B vitamins to prevent a hangover ... something else which is very gentle and not going to cause any problems will be try methyl glycine or it's called TMG”

a molecular biology PhD · TikTok video

Grass-fed beef

Grass-fed beef offers better nutrition and supports soil and animal health.

Strong consensus

“grass-fed beef insane but how they do the research they take 100 head they put 50 on grain leave 50 on on grass when the ones on grain get fat they kill them all guess what the ones that grass are not as fat or lean”

a licensed acupuncturist and clinician-educator · source video · 00:14:32

Water filtration

Filtering water is a simple way to reduce exposure to unwanted substances.

Strong consensus

“water needs to be filtered and remember in order to filter toxins like that out of the water we must use a reverse osmosis or a distillation type filter”

a clinical nutritionist · source video · 00:06:00