The Gut Feeling Issue 01 · April 2026
Puzzle Answers
Issue 01 Answers:
How did you go?
The crossword and NOURISHED sudoku from The Gut Feeling Issue 01 — fully solved. Every answer drawn from the M-SHIME® study and the science behind 38TERA's formulations.
All crossword clues and sudoku letters are grounded in real gut science — the same science behind 38TERA's formulations. If an answer surprised you, keep reading — the full story is in the newsletter, and Issue 02 goes even deeper on the M-SHIME® results.
The Gut Feeling — Issue 01
Crossword Answers
All answers drawn from 38TERA's M-SHIME® study and the science behind our formulations.
Across
1
The fatty acids produced by gut bacteria that fuel the colon lining
SHORT CHAIN FATTY ACIDS (5,5,5,5)
5
The scientific term for the mucus lining of the gut
MUCOSAL (7)
8
Akkermansia's home and food source inside the gut
MUCOSA (6)
11
The 38TERA study model: M-_____
SHIME (5)
13
The most anti-inflammatory butyrate-producing bacterium
FAECALIBACTERIUM PRAUSNITZII (14,10)
16
What a diverse microbiome is most associated with
RESILIENCE (9)
19
The gut-brain connection that links microbiome to mood
GUT BRAIN AXIS (3,5,4)
Down
2
Genus of bacteria first to colonize the infant gut
BIFIDOBACTERIUM (15)
3
The metric used to measure gut microbiome richness
DIVERSITY (9)
4
Type of diet most associated with high Prevotella
PLANT RICH (5,4)
6
The primary fuel of colonocytes, produced by fermentation
BUTYRATE (8)
9
What M-SHIME® replicates that standard models miss
MUCOSAL (7)
12
The 38TERA formulation for regularity and constipation ease
RCE (3)
15
Dr. Will Bulsiewicz's NYT bestselling book subject
GUT GUT (3,3)
The Gut Feeling — Issue 01
NOURISHED Sudoku — Solution
Each letter appears exactly once in every row, column, and 3×3 box. Prefilled letters (bold, white background) were given in the printed puzzle. Solved letters appear in plum.
R
E
D
U
H
I
N
O
S
S
U
I
N
E
O
D
R
H
O
N
H
D
S
R
U
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E
I
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R
U
S
H
N
D
U
R
S
H
N
D
O
I
E
D
H
N
O
I
E
S
U
R
H
S
U
E
R
N
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D
O
N
D
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O
H
R
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N
What each letter stands for
N
NourishedThe state your microbiome reaches when consistently fed the right substrates.
O
OrganismYou host approximately 38 trillion microbial organisms.
U
UnderfedMost modern guts are — leaving beneficial microbes starved of substrate.
R
ResilienceThe quality a diverse microbiome gives you to bounce back from disruption.
I
Inside JobHealth starts within. The answers are already in there.
S
SCFAShort-chain fatty acids — acetate, propionate, butyrate — the gut's key output.
H
HostThat's you. You and your microbiome are in a lifelong relationship.
E
EcosystemNot good vs bad — a dynamic, interdependent community.
D
DMN™Daily Microbiome Nutrition — formulated to feed all of the above.
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