NSF International

certification

GenRank Score

122.6

An American product testing, inspection, and certification organization founded in 1944, focused on public health and safety.

Also Known As

NSF InternationalNSF

5 questions•3 categories

Which vitamins and supplements offer the best value?Vitamins & Supplements

Score

40.5

Rank

Score History

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Average Rank

#13.7

Median

Range

#2–#25

Consistency

☆☆☆σ=9.4

🏆Top 3 in 2/4 models

Rankings by Model

Gemini 3.1 Flash Lite #2Sonar #2Grok 4.3 #14Claude Haiku 4.5 #25

What are the most trusted vitamins and supplements?Vitamins & Supplements

Score

34.9

Rank

Score History

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Average Rank

#7.5

Median

Range

#2–#13

Consistency

☆☆☆σ=5.5

🏆Top 3 in 2/3 models

Rankings by Model

Gemini 3.1 Flash Lite #2Sonar #2Claude Haiku 4.5 #13

What are the best supplements for older adults?Vitamins & Supplements

Score

21.2

Rank

#10

Score History

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Average Rank

#16.0

Median

#14

Range

#10–#24

Consistency

☆☆☆σ=5.9

Rankings by Model

Gemini 3.1 Flash Lite #10Grok 4.3 #14Sonar #24

What are the most respected achievement awards?Awards & Ceremonies

Score

14.4

Rank

#19

Score History

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Mention Rank: #12

Which pet supplement brands are the most trusted?Pet Health & Supplements

Score

11.7

Rank

#25

Score History

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Average Rank

#14.0

Median

#14

Range

#14–#14

Rankings by Model

Claude Haiku 4.5 #14