Optimum Nutrition
THE BIOHACKING STANDARD
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Everything Vyvata knows about this product — the score, the evidence, the FAQ, and where else to find shopper reviews. No hidden data. Every vendor is scored on the same published rubric — no brand can pay for placement. Read the rubric →
Batana Hair Oil is a topical scalp/hair product derived from the American oil palm (Elaeis oleifera) nut, sold traditionally by the Miskito people of Honduras. It is not an ingested supplement — Vyvata's rubric scopes to biohacker-relevant ingestible interventions, and topical hair and skin products fall outside the biohacker-supplement evaluation framework. Auto-failed under out_of_scope_for_biohacking. This is a scope decision, not a quality judgment about the product itself. Batana oil has legitimate cultural and cosmetic use; it just does not belong on a supplement scoring platform. Score in the 20s reflects that all supplement-dimension logic returns zero for a non-ingested product.
The Vyvata score's Evidence dimension measures the quality of published RCT support for a product's active ingredients at the label dose. Our source hierarchy: double-blind RCTs in MEDLINE-indexed journals > single-blind RCTs > open-label trials > observational studies > mechanism papers > N=1 case studies (anecdotes). Predatory journals and manufacturer-authored studies without independent replication are weighted down.
Product-specific evidence citations for this item are embedded in the analysis text on the "Analysis" tab. For the full framework and evidence hierarchy, see the methodology page.
FAQ data has not been generated for this product yet. See the site FAQ for general questions.
The Vyvata score measures product integrity against a published rubric, not customer sentiment. Vyvata does not aggregate, republish, or license third-party reviews — the links below open search pages on their respective platforms.
Every VSF-related metafield surfaced verbatim. Nothing hidden. If you spot data that looks wrong, let us know.
Every score is set from the published rubric, audit-logged, and rescored whenever new evidence emerges (published trials, updated labels, third-party testing releases). Every vendor is scored on the same criteria — no pay-to-play. See our editorial-independence disclosure for the full policy, including brands with an editorial relationship to this site.

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