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Reference

Guides

Reference guides that each answer one question about peptides, supplements and prescriptions, with the answer first, sources linked and a review date.

  • 17 guides
  • 15 comparisons
  • Updated October 7, 2026
  • No doses, no recommendations
  1. Bright, colorful liquids in glass flasks and beakers arranged on a clean white laboratory bench.
    Guide 02

    Can peptide serums be used with microneedling?

    What people pair with microneedling, what is actually a peptide, and where the evidence and safety limits are.

    Reviewed September 28, 2026
  2. An unlabeled orange prescription bottle tipped over on a bright marble counter, spilling pale blue tablets; no readable text, no people.
    Guide 03

    Compounded tirzepatide and semaglutide: how do they differ from the brands?

    Compounded tirzepatide and semaglutide: the shortages, what FDA did in 2026, and what to ask.

    Reviewed October 7, 2026
  3. Bright blue liquid pours from a glass flask into a row of clear laboratory test tubes under clean lab light.
    Guide 04

    What does “research use only” mean for peptides?

    Why “for research use only” peptides are not for people, and where FDA stands.

    Reviewed September 23, 2026
  4. A gloved hand holds a graduated glass beaker of clear liquid in a bright modern laboratory.
    Guide 05

    Is BPC-157 legal in the US?

    Not FDA-approved, not compoundable today, and what the July 2026 vote changed.

    Reviewed September 23, 2026
  5. Five smooth blue oval tablets scattered on a plain white surface, minimal and bright with soft shadows.
    Guide 06

    How do you read a supplement label?

    The Supplement Facts panel, the FDA disclaimer, proprietary blends and testing seals.

    Reviewed September 23, 2026
  6. An overhead view of a laptop with a blank white screen on a bright minimalist white desk with ceramic vases; no people, no readable text.
    Guide 07

    How do telehealth prescriptions work?

    Intake, asynchronous and live visits, state licensure, labs and pharmacies.

    Reviewed September 23, 2026
  7. Macro close-up of empty glass sample vial openings arranged in a bright blue laboratory tray.
    Guide 08

    What are peptides, what is peptide therapy, and are peptides legal?

    What peptides are, what “peptide therapy” clinics offer, and when a peptide is legal to use.

    Reviewed October 7, 2026
  8. A clinician's hands typing on a keyboard beside a stethoscope on a bright wooden desk; no face visible.
    Guide 09

    Peptides for weight loss: which are approved, and which are not?

    Which weight-loss peptides are FDA-approved, which are only in trials, and what trials found.

    Reviewed October 7, 2026
  9. An empty, softly lit clinic waiting area with three red chairs beside a tall window and a small framed botanical print.
    Guide 10

    NAD+ injections: what does the evidence say?

    Status first: not FDA-approved, compounded on prescription, little human evidence.

    Reviewed October 7, 2026
  10. Rows of unlabeled amber glass bottles of varying sizes lined up on a bright white shelf.
    Guide 11

    FDA approved, FDA cleared or compounded: what is the difference?

    Approved, cleared, granted, compounded, supplement and “registered”: what each label means.

    Reviewed October 7, 2026
  11. Two rolled yoga mats, pink and olive green, standing against a plain wall in a shaft of morning light; no people visible.
    Guide 12

    When does perimenopause start?

    Typical ages, how long the transition lasts, first signs, and when to see a clinician.

    Reviewed October 7, 2026
  12. A hand gathering long hair into a ponytail, shot from behind with cool blue lighting; face not visible.
    Guide 13

    Minoxidil for women: does it work, and what is different?

    What the women’s labels say, what trials found, oral minoxidil, and why finasteride differs.

    Reviewed October 7, 2026
  13. A pale blue plastic scoop spilling creamy white powder across a bright sky-blue background.
    Guide 14

    Creatine for women: what does the evidence show?

    What studies in women show before and after menopause, water weight, kidneys and pregnancy.

    Reviewed October 7, 2026
  14. Amber gel capsules spilling from an unlabeled clear glass jar onto a bright white surface; no text, no people.
    Guide 15

    How much does Zepbound cost without insurance?

    LillyDirect self-pay prices, the Savings Card terms, Medicare’s bridge, and TrumpRx, dated.

    Reviewed October 7, 2026
  15. Two unlabeled amber glass bottles with black screw caps resting on a warm woven cloth, softly lit.
    Guide 16

    How much does Wegovy cost without insurance?

    NovoCare self-pay prices for the pen and pill, the savings offer, list price and TrumpRx, dated.

    Reviewed October 7, 2026
  16. A clear pill bottle with a blank white label and tan capsules stands against a bright sage-green background.
    Guide 17

    Wegovy pill vs injection: what is the difference?

    Daily pill or weekly injection: approvals, how each is taken, trial results and price.

    Reviewed October 7, 2026
By goal

Every answer, sorted by goal.

Each rail lists the goal’s guides and comparisons first, then its compound pages, strongest evidence first.

Brain, mood & focus

All brain & focus pages

Sexual & reproductive health

All sexual health pages

Digestive & gut health

All digestive health pages

Weighing two options? See the 15 side-by-side comparisons, each ending in questions to ask a clinician.